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Finding the Fourth Proportional to 72,272.80, 108,382.23 and 24,874.63

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Solution

The fourth proportional to 72,272.80, 108,382.23 and 24,874.63 is: 37,302.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,272.80 : 108,382.23 = 24,874.63 : x
  2. Step 2: Convert to fraction form
    72,272.80/108,382.23 = 24,874.63/x
  3. Step 3: Cross multiply
    72,272.80x = 108,382.23 × 24,874.63
  4. Step 4: Simplify right side
    72,272.80x = 2,695,967,869.82
  5. Step 5: Solve for x
    x = 2,695,967,869.82/72,272.80
  6. Step 6: Final answer
    x = 37,302.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.