Home / 127,550.32-176,019.44-70,961.68

Finding the Fourth Proportional to 127,550.32, 176,019.44 and 70,961.68

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Solution

The fourth proportional to 127,550.32, 176,019.44 and 70,961.68 is: 97,927.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,550.32 : 176,019.44 = 70,961.68 : x
  2. Step 2: Convert to fraction form
    127,550.32/176,019.44 = 70,961.68/x
  3. Step 3: Cross multiply
    127,550.32x = 176,019.44 × 70,961.68
  4. Step 4: Simplify right side
    127,550.32x = 12,490,635,175.06
  5. Step 5: Solve for x
    x = 12,490,635,175.06/127,550.32
  6. Step 6: Final answer
    x = 97,927.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.