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Finding the Fourth Proportional to 52,175.01, 72,001.52 and 29,513.52

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Solution

The fourth proportional to 52,175.01, 72,001.52 and 29,513.52 is: 40,728.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,175.01 : 72,001.52 = 29,513.52 : x
  2. Step 2: Convert to fraction form
    52,175.01/72,001.52 = 29,513.52/x
  3. Step 3: Cross multiply
    52,175.01x = 72,001.52 × 29,513.52
  4. Step 4: Simplify right side
    52,175.01x = 2,125,018,300.55
  5. Step 5: Solve for x
    x = 2,125,018,300.55/52,175.01
  6. Step 6: Final answer
    x = 40,728.66

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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.