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Finding the Fourth Proportional to 59,780.04, 89,649.12 and 17,648.88

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Solution

The fourth proportional to 59,780.04, 89,649.12 and 17,648.88 is: 26,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,780.04 : 89,649.12 = 17,648.88 : x
  2. Step 2: Convert to fraction form
    59,780.04/89,649.12 = 17,648.88/x
  3. Step 3: Cross multiply
    59,780.04x = 89,649.12 × 17,648.88
  4. Step 4: Simplify right side
    59,780.04x = 1,582,206,560.99
  5. Step 5: Solve for x
    x = 1,582,206,560.99/59,780.04
  6. Step 6: Final answer
    x = 26,467.14

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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.