Home / 108,124.16-149,194.32-60,375.20

Finding the Fourth Proportional to 108,124.16, 149,194.32 and 60,375.20

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Solution

The fourth proportional to 108,124.16, 149,194.32 and 60,375.20 is: 83,308.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,124.16 : 149,194.32 = 60,375.20 : x
  2. Step 2: Convert to fraction form
    108,124.16/149,194.32 = 60,375.20/x
  3. Step 3: Cross multiply
    108,124.16x = 149,194.32 × 60,375.20
  4. Step 4: Simplify right side
    108,124.16x = 9,007,636,908.86
  5. Step 5: Solve for x
    x = 9,007,636,908.86/108,124.16
  6. Step 6: Final answer
    x = 83,308.27

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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.