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Finding the Fourth Proportional to 52,506.59, 72,458.15 and 28,632.74

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Solution

The fourth proportional to 52,506.59, 72,458.15 and 28,632.74 is: 39,512.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,506.59 : 72,458.15 = 28,632.74 : x
  2. Step 2: Convert to fraction form
    52,506.59/72,458.15 = 28,632.74/x
  3. Step 3: Cross multiply
    52,506.59x = 72,458.15 × 28,632.74
  4. Step 4: Simplify right side
    52,506.59x = 2,074,674,864.38
  5. Step 5: Solve for x
    x = 2,074,674,864.38/52,506.59
  6. Step 6: Final answer
    x = 39,512.66

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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.