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Finding the Fourth Proportional to 59,782.30, 89,685.24 and 17,663.11

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Solution

The fourth proportional to 59,782.30, 89,685.24 and 17,663.11 is: 26,498.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,782.30 : 89,685.24 = 17,663.11 : x
  2. Step 2: Convert to fraction form
    59,782.30/89,685.24 = 17,663.11/x
  3. Step 3: Cross multiply
    59,782.30x = 89,685.24 × 17,663.11
  4. Step 4: Simplify right side
    59,782.30x = 1,584,120,259.50
  5. Step 5: Solve for x
    x = 1,584,120,259.50/59,782.30
  6. Step 6: Final answer
    x = 26,498.15

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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.