Home / 70,158.50-96,825.40-38,332.20

Finding the Fourth Proportional to 70,158.50, 96,825.40 and 38,332.20

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Solution

The fourth proportional to 70,158.50, 96,825.40 and 38,332.20 is: 52,902.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,158.50 : 96,825.40 = 38,332.20 : x
  2. Step 2: Convert to fraction form
    70,158.50/96,825.40 = 38,332.20/x
  3. Step 3: Cross multiply
    70,158.50x = 96,825.40 × 38,332.20
  4. Step 4: Simplify right side
    70,158.50x = 3,711,530,597.88
  5. Step 5: Solve for x
    x = 3,711,530,597.88/70,158.50
  6. Step 6: Final answer
    x = 52,902.08

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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.