Home / 52,174.92-72,001.38-29,513.40

Finding the Fourth Proportional to 52,174.92, 72,001.38 and 29,513.40

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Solution

The fourth proportional to 52,174.92, 72,001.38 and 29,513.40 is: 40,728.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,174.92 : 72,001.38 = 29,513.40 : x
  2. Step 2: Convert to fraction form
    52,174.92/72,001.38 = 29,513.40/x
  3. Step 3: Cross multiply
    52,174.92x = 72,001.38 × 29,513.40
  4. Step 4: Simplify right side
    52,174.92x = 2,125,005,528.49
  5. Step 5: Solve for x
    x = 2,125,005,528.49/52,174.92
  6. Step 6: Final answer
    x = 40,728.49

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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.