Home / 127,477.09-191,215.50-60,714.73

Finding the Fourth Proportional to 127,477.09, 191,215.50 and 60,714.73

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Solution

The fourth proportional to 127,477.09, 191,215.50 and 60,714.73 is: 91,072.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,477.09 : 191,215.50 = 60,714.73 : x
  2. Step 2: Convert to fraction form
    127,477.09/191,215.50 = 60,714.73/x
  3. Step 3: Cross multiply
    127,477.09x = 191,215.50 × 60,714.73
  4. Step 4: Simplify right side
    127,477.09x = 11,609,597,454.32
  5. Step 5: Solve for x
    x = 11,609,597,454.32/127,477.09
  6. Step 6: Final answer
    x = 91,072.03

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.