Home / 48,234.10-72,356.16-13,173.75

Finding the Fourth Proportional to 48,234.10, 72,356.16 and 13,173.75

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Solution

The fourth proportional to 48,234.10, 72,356.16 and 13,173.75 is: 19,761.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,234.10 : 72,356.16 = 13,173.75 : x
  2. Step 2: Convert to fraction form
    48,234.10/72,356.16 = 13,173.75/x
  3. Step 3: Cross multiply
    48,234.10x = 72,356.16 × 13,173.75
  4. Step 4: Simplify right side
    48,234.10x = 953,201,962.80
  5. Step 5: Solve for x
    x = 953,201,962.80/48,234.10
  6. Step 6: Final answer
    x = 19,761.99

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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.