Home / 48,177.98-72,267-31,642.64

Finding the Fourth Proportional to 48,177.98, 72,267 and 31,642.64

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Solution

The fourth proportional to 48,177.98, 72,267 and 31,642.64 is: 47,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,177.98 : 72,267 = 31,642.64 : x
  2. Step 2: Convert to fraction form
    48,177.98/72,267 = 31,642.64/x
  3. Step 3: Cross multiply
    48,177.98x = 72,267 × 31,642.64
  4. Step 4: Simplify right side
    48,177.98x = 2,286,718,664.88
  5. Step 5: Solve for x
    x = 2,286,718,664.88/48,177.98
  6. Step 6: Final answer
    x = 47,463.98

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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.