Home / 48,372.72-66,745.80-29,515.92

Finding the Fourth Proportional to 48,372.72, 66,745.80 and 29,515.92

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Solution

The fourth proportional to 48,372.72, 66,745.80 and 29,515.92 is: 40,726.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,372.72 : 66,745.80 = 29,515.92 : x
  2. Step 2: Convert to fraction form
    48,372.72/66,745.80 = 29,515.92/x
  3. Step 3: Cross multiply
    48,372.72x = 66,745.80 × 29,515.92
  4. Step 4: Simplify right side
    48,372.72x = 1,970,063,693.14
  5. Step 5: Solve for x
    x = 1,970,063,693.14/48,372.72
  6. Step 6: Final answer
    x = 40,726.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.