Home / 127,966.43-176,593.15-70,609.32

Finding the Fourth Proportional to 127,966.43, 176,593.15 and 70,609.32

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Solution

The fourth proportional to 127,966.43, 176,593.15 and 70,609.32 is: 97,440.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,966.43 : 176,593.15 = 70,609.32 : x
  2. Step 2: Convert to fraction form
    127,966.43/176,593.15 = 70,609.32/x
  3. Step 3: Cross multiply
    127,966.43x = 176,593.15 × 70,609.32
  4. Step 4: Simplify right side
    127,966.43x = 12,469,121,002.15
  5. Step 5: Solve for x
    x = 12,469,121,002.15/127,966.43
  6. Step 6: Final answer
    x = 97,440.57

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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.