Home / 108,228.47-149,354.85-60,481.81

Finding the Fourth Proportional to 108,228.47, 149,354.85 and 60,481.81

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Solution

The fourth proportional to 108,228.47, 149,354.85 and 60,481.81 is: 83,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,228.47 : 149,354.85 = 60,481.81 : x
  2. Step 2: Convert to fraction form
    108,228.47/149,354.85 = 60,481.81/x
  3. Step 3: Cross multiply
    108,228.47x = 149,354.85 × 60,481.81
  4. Step 4: Simplify right side
    108,228.47x = 9,033,250,913.50
  5. Step 5: Solve for x
    x = 9,033,250,913.50/108,228.47
  6. Step 6: Final answer
    x = 83,464.65

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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.