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Finding the Fourth Proportional to 59,878.53, 89,817.26 and 14,899.95

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Solution

The fourth proportional to 59,878.53, 89,817.26 and 14,899.95 is: 22,349.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,878.53 : 89,817.26 = 14,899.95 : x
  2. Step 2: Convert to fraction form
    59,878.53/89,817.26 = 14,899.95/x
  3. Step 3: Cross multiply
    59,878.53x = 89,817.26 × 14,899.95
  4. Step 4: Simplify right side
    59,878.53x = 1,338,272,608.64
  5. Step 5: Solve for x
    x = 1,338,272,608.64/59,878.53
  6. Step 6: Final answer
    x = 22,349.79

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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.