Home / 127,590.14-191,412.89-38,841.35

Finding the Fourth Proportional to 127,590.14, 191,412.89 and 38,841.35

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Solution

The fourth proportional to 127,590.14, 191,412.89 and 38,841.35 is: 58,270.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,590.14 : 191,412.89 = 38,841.35 : x
  2. Step 2: Convert to fraction form
    127,590.14/191,412.89 = 38,841.35/x
  3. Step 3: Cross multiply
    127,590.14x = 191,412.89 × 38,841.35
  4. Step 4: Simplify right side
    127,590.14x = 7,434,733,903.73
  5. Step 5: Solve for x
    x = 7,434,733,903.73/127,590.14
  6. Step 6: Final answer
    x = 58,270.44

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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.