Home / 108,445.82-149,655.18-60,699.16

Finding the Fourth Proportional to 108,445.82, 149,655.18 and 60,699.16

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Solution

The fourth proportional to 108,445.82, 149,655.18 and 60,699.16 is: 83,764.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,445.82 : 149,655.18 = 60,699.16 : x
  2. Step 2: Convert to fraction form
    108,445.82/149,655.18 = 60,699.16/x
  3. Step 3: Cross multiply
    108,445.82x = 149,655.18 × 60,699.16
  4. Step 4: Simplify right side
    108,445.82x = 9,083,943,715.65
  5. Step 5: Solve for x
    x = 9,083,943,715.65/108,445.82
  6. Step 6: Final answer
    x = 83,764.81

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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.