Home / 67,918.72-101,878.08-23,545.52

Finding the Fourth Proportional to 67,918.72, 101,878.08 and 23,545.52

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Solution

The fourth proportional to 67,918.72, 101,878.08 and 23,545.52 is: 35,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,918.72 : 101,878.08 = 23,545.52 : x
  2. Step 2: Convert to fraction form
    67,918.72/101,878.08 = 23,545.52/x
  3. Step 3: Cross multiply
    67,918.72x = 101,878.08 × 23,545.52
  4. Step 4: Simplify right side
    67,918.72x = 2,398,772,370.20
  5. Step 5: Solve for x
    x = 2,398,772,370.20/67,918.72
  6. Step 6: Final answer
    x = 35,318.28

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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.