Home / 126,920.64-175,151.52-70,332.96

Finding the Fourth Proportional to 126,920.64, 175,151.52 and 70,332.96

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Solution

The fourth proportional to 126,920.64, 175,151.52 and 70,332.96 is: 97,060.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,920.64 : 175,151.52 = 70,332.96 : x
  2. Step 2: Convert to fraction form
    126,920.64/175,151.52 = 70,332.96/x
  3. Step 3: Cross multiply
    126,920.64x = 175,151.52 × 70,332.96
  4. Step 4: Simplify right side
    126,920.64x = 12,318,924,850.10
  5. Step 5: Solve for x
    x = 12,318,924,850.10/126,920.64
  6. Step 6: Final answer
    x = 97,060.06

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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.