Home / 108,578.52-149,834.21-60,829.47

Finding the Fourth Proportional to 108,578.52, 149,834.21 and 60,829.47

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Solution

The fourth proportional to 108,578.52, 149,834.21 and 60,829.47 is: 83,942.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,578.52 : 149,834.21 = 60,829.47 : x
  2. Step 2: Convert to fraction form
    108,578.52/149,834.21 = 60,829.47/x
  3. Step 3: Cross multiply
    108,578.52x = 149,834.21 × 60,829.47
  4. Step 4: Simplify right side
    108,578.52x = 9,114,335,278.02
  5. Step 5: Solve for x
    x = 9,114,335,278.02/108,578.52
  6. Step 6: Final answer
    x = 83,942.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.