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Finding the Fourth Proportional to 59,755.80, 89,612.74 and 17,624.68

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Solution

The fourth proportional to 59,755.80, 89,612.74 and 17,624.68 is: 26,430.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,755.80 : 89,612.74 = 17,624.68 : x
  2. Step 2: Convert to fraction form
    59,755.80/89,612.74 = 17,624.68/x
  3. Step 3: Cross multiply
    59,755.80x = 89,612.74 × 17,624.68
  4. Step 4: Simplify right side
    59,755.80x = 1,579,395,866.42
  5. Step 5: Solve for x
    x = 1,579,395,866.42/59,755.80
  6. Step 6: Final answer
    x = 26,430.84

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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.