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Finding the Fourth Proportional to 58,809.50, 88,229.10 and 25,521.47

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Solution

The fourth proportional to 58,809.50, 88,229.10 and 25,521.47 is: 38,288.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,809.50 : 88,229.10 = 25,521.47 : x
  2. Step 2: Convert to fraction form
    58,809.50/88,229.10 = 25,521.47/x
  3. Step 3: Cross multiply
    58,809.50x = 88,229.10 × 25,521.47
  4. Step 4: Simplify right side
    58,809.50x = 2,251,735,887.63
  5. Step 5: Solve for x
    x = 2,251,735,887.63/58,809.50
  6. Step 6: Final answer
    x = 38,288.65

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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.