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Finding the Fourth Proportional to 59,400.99, 88,855.25 and 45,253.98

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Solution

The fourth proportional to 59,400.99, 88,855.25 and 45,253.98 is: 67,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,400.99 : 88,855.25 = 45,253.98 : x
  2. Step 2: Convert to fraction form
    59,400.99/88,855.25 = 45,253.98/x
  3. Step 3: Cross multiply
    59,400.99x = 88,855.25 × 45,253.98
  4. Step 4: Simplify right side
    59,400.99x = 4,021,053,480.13
  5. Step 5: Solve for x
    x = 4,021,053,480.13/59,400.99
  6. Step 6: Final answer
    x = 67,693.37

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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.