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Finding the Fourth Proportional to 59,776.88, 89,686.08 and 26,520.30

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Solution

The fourth proportional to 59,776.88, 89,686.08 and 26,520.30 is: 39,789.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,776.88 : 89,686.08 = 26,520.30 : x
  2. Step 2: Convert to fraction form
    59,776.88/89,686.08 = 26,520.30/x
  3. Step 3: Cross multiply
    59,776.88x = 89,686.08 × 26,520.30
  4. Step 4: Simplify right side
    59,776.88x = 2,378,501,456.91
  5. Step 5: Solve for x
    x = 2,378,501,456.91/59,776.88
  6. Step 6: Final answer
    x = 39,789.66

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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.