Home / 39,689.92-59,543.96-17,204.36

Finding the Fourth Proportional to 39,689.92, 59,543.96 and 17,204.36

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Solution

The fourth proportional to 39,689.92, 59,543.96 and 17,204.36 is: 25,810.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,689.92 : 59,543.96 = 17,204.36 : x
  2. Step 2: Convert to fraction form
    39,689.92/59,543.96 = 17,204.36/x
  3. Step 3: Cross multiply
    39,689.92x = 59,543.96 × 17,204.36
  4. Step 4: Simplify right side
    39,689.92x = 1,024,415,723.67
  5. Step 5: Solve for x
    x = 1,024,415,723.67/39,689.92
  6. Step 6: Final answer
    x = 25,810.48

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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.