Home / 88,805.18-133,092.94-66,443.10

Finding the Fourth Proportional to 88,805.18, 133,092.94 and 66,443.10

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Solution

The fourth proportional to 88,805.18, 133,092.94 and 66,443.10 is: 99,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,805.18 : 133,092.94 = 66,443.10 : x
  2. Step 2: Convert to fraction form
    88,805.18/133,092.94 = 66,443.10/x
  3. Step 3: Cross multiply
    88,805.18x = 133,092.94 × 66,443.10
  4. Step 4: Simplify right side
    88,805.18x = 8,843,107,355.61
  5. Step 5: Solve for x
    x = 8,843,107,355.61/88,805.18
  6. Step 6: Final answer
    x = 99,578.74

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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.