Home / 107,344.80-160,887.60-54,727.20

Finding the Fourth Proportional to 107,344.80, 160,887.60 and 54,727.20

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Solution

The fourth proportional to 107,344.80, 160,887.60 and 54,727.20 is: 82,024.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,344.80 : 160,887.60 = 54,727.20 : x
  2. Step 2: Convert to fraction form
    107,344.80/160,887.60 = 54,727.20/x
  3. Step 3: Cross multiply
    107,344.80x = 160,887.60 × 54,727.20
  4. Step 4: Simplify right side
    107,344.80x = 8,804,927,862.72
  5. Step 5: Solve for x
    x = 8,804,927,862.72/107,344.80
  6. Step 6: Final answer
    x = 82,024.73

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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.