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Finding the Fourth Proportional to 52,573.40, 72,552.42 and 28,701.08

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Solution

The fourth proportional to 52,573.40, 72,552.42 and 28,701.08 is: 39,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,573.40 : 72,552.42 = 28,701.08 : x
  2. Step 2: Convert to fraction form
    52,573.40/72,552.42 = 28,701.08/x
  3. Step 3: Cross multiply
    52,573.40x = 72,552.42 × 28,701.08
  4. Step 4: Simplify right side
    52,573.40x = 2,082,332,810.61
  5. Step 5: Solve for x
    x = 2,082,332,810.61/52,573.40
  6. Step 6: Final answer
    x = 39,608.11

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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.