Home / 108,218.14-149,340.72-60,471.52

Finding the Fourth Proportional to 108,218.14, 149,340.72 and 60,471.52

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Solution

The fourth proportional to 108,218.14, 149,340.72 and 60,471.52 is: 83,450.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,218.14 : 149,340.72 = 60,471.52 : x
  2. Step 2: Convert to fraction form
    108,218.14/149,340.72 = 60,471.52/x
  3. Step 3: Cross multiply
    108,218.14x = 149,340.72 × 60,471.52
  4. Step 4: Simplify right side
    108,218.14x = 9,030,860,336.29
  5. Step 5: Solve for x
    x = 9,030,860,336.29/108,218.14
  6. Step 6: Final answer
    x = 83,450.52

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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.