Home / 108,639.16-149,926.38-60,892.16

Finding the Fourth Proportional to 108,639.16, 149,926.38 and 60,892.16

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Solution

The fourth proportional to 108,639.16, 149,926.38 and 60,892.16 is: 84,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,639.16 : 149,926.38 = 60,892.16 : x
  2. Step 2: Convert to fraction form
    108,639.16/149,926.38 = 60,892.16/x
  3. Step 3: Cross multiply
    108,639.16x = 149,926.38 × 60,892.16
  4. Step 4: Simplify right side
    108,639.16x = 9,129,341,119.18
  5. Step 5: Solve for x
    x = 9,129,341,119.18/108,639.16
  6. Step 6: Final answer
    x = 84,033.61

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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.