Home / 60,325.03-90,531.33-42,438.07

Finding the Fourth Proportional to 60,325.03, 90,531.33 and 42,438.07

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Solution

The fourth proportional to 60,325.03, 90,531.33 and 42,438.07 is: 63,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,325.03 : 90,531.33 = 42,438.07 : x
  2. Step 2: Convert to fraction form
    60,325.03/90,531.33 = 42,438.07/x
  3. Step 3: Cross multiply
    60,325.03x = 90,531.33 × 42,438.07
  4. Step 4: Simplify right side
    60,325.03x = 3,841,974,919.73
  5. Step 5: Solve for x
    x = 3,841,974,919.73/60,325.03
  6. Step 6: Final answer
    x = 63,687.91

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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.