Home / 66,553.60-99,772.07-25,029.76

Finding the Fourth Proportional to 66,553.60, 99,772.07 and 25,029.76

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Solution

The fourth proportional to 66,553.60, 99,772.07 and 25,029.76 is: 37,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,553.60 : 99,772.07 = 25,029.76 : x
  2. Step 2: Convert to fraction form
    66,553.60/99,772.07 = 25,029.76/x
  3. Step 3: Cross multiply
    66,553.60x = 99,772.07 × 25,029.76
  4. Step 4: Simplify right side
    66,553.60x = 2,497,270,779.95
  5. Step 5: Solve for x
    x = 2,497,270,779.95/66,553.60
  6. Step 6: Final answer
    x = 37,522.70

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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.