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Finding the Fourth Proportional to 38,232.52, 52,760.10 and 21,465.52

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Solution

The fourth proportional to 38,232.52, 52,760.10 and 21,465.52 is: 29,621.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,232.52 : 52,760.10 = 21,465.52 : x
  2. Step 2: Convert to fraction form
    38,232.52/52,760.10 = 21,465.52/x
  3. Step 3: Cross multiply
    38,232.52x = 52,760.10 × 21,465.52
  4. Step 4: Simplify right side
    38,232.52x = 1,132,522,981.75
  5. Step 5: Solve for x
    x = 1,132,522,981.75/38,232.52
  6. Step 6: Final answer
    x = 29,621.98

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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.