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Finding the Fourth Proportional to 70,164.84, 96,825.06 and 38,332.92

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Solution

The fourth proportional to 70,164.84, 96,825.06 and 38,332.92 is: 52,898.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,164.84 : 96,825.06 = 38,332.92 : x
  2. Step 2: Convert to fraction form
    70,164.84/96,825.06 = 38,332.92/x
  3. Step 3: Cross multiply
    70,164.84x = 96,825.06 × 38,332.92
  4. Step 4: Simplify right side
    70,164.84x = 3,711,587,278.98
  5. Step 5: Solve for x
    x = 3,711,587,278.98/70,164.84
  6. Step 6: Final answer
    x = 52,898.11

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Double scale
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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.