Home / 108,001.39-149,042.35-60,256.75

Finding the Fourth Proportional to 108,001.39, 149,042.35 and 60,256.75

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Solution

The fourth proportional to 108,001.39, 149,042.35 and 60,256.75 is: 83,154.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,001.39 : 149,042.35 = 60,256.75 : x
  2. Step 2: Convert to fraction form
    108,001.39/149,042.35 = 60,256.75/x
  3. Step 3: Cross multiply
    108,001.39x = 149,042.35 × 60,256.75
  4. Step 4: Simplify right side
    108,001.39x = 8,980,807,623.36
  5. Step 5: Solve for x
    x = 8,980,807,623.36/108,001.39
  6. Step 6: Final answer
    x = 83,154.56

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1.5x scale

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.