Home / 48,750.98-73,126.12-13,690.66

Finding the Fourth Proportional to 48,750.98, 73,126.12 and 13,690.66

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Solution

The fourth proportional to 48,750.98, 73,126.12 and 13,690.66 is: 20,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,750.98 : 73,126.12 = 13,690.66 : x
  2. Step 2: Convert to fraction form
    48,750.98/73,126.12 = 13,690.66/x
  3. Step 3: Cross multiply
    48,750.98x = 73,126.12 × 13,690.66
  4. Step 4: Simplify right side
    48,750.98x = 1,001,144,846.04
  5. Step 5: Solve for x
    x = 1,001,144,846.04/48,750.98
  6. Step 6: Final answer
    x = 20,535.89

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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.