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Finding the Fourth Proportional to 52,497.74, 72,445.29 and 28,624.88

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Solution

The fourth proportional to 52,497.74, 72,445.29 and 28,624.88 is: 39,501.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,497.74 : 72,445.29 = 28,624.88 : x
  2. Step 2: Convert to fraction form
    52,497.74/72,445.29 = 28,624.88/x
  3. Step 3: Cross multiply
    52,497.74x = 72,445.29 × 28,624.88
  4. Step 4: Simplify right side
    52,497.74x = 2,073,737,370.59
  5. Step 5: Solve for x
    x = 2,073,737,370.59/52,497.74
  6. Step 6: Final answer
    x = 39,501.46

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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.