Home / 48,610.80-72,917.82-13,547.52

Finding the Fourth Proportional to 48,610.80, 72,917.82 and 13,547.52

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Solution

The fourth proportional to 48,610.80, 72,917.82 and 13,547.52 is: 20,321.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,610.80 : 72,917.82 = 13,547.52 : x
  2. Step 2: Convert to fraction form
    48,610.80/72,917.82 = 13,547.52/x
  3. Step 3: Cross multiply
    48,610.80x = 72,917.82 × 13,547.52
  4. Step 4: Simplify right side
    48,610.80x = 987,855,624.81
  5. Step 5: Solve for x
    x = 987,855,624.81/48,610.80
  6. Step 6: Final answer
    x = 20,321.73

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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.