Home / 108,778.13-150,112.10-60,380.02

Finding the Fourth Proportional to 108,778.13, 150,112.10 and 60,380.02

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Solution

The fourth proportional to 108,778.13, 150,112.10 and 60,380.02 is: 83,323.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,778.13 : 150,112.10 = 60,380.02 : x
  2. Step 2: Convert to fraction form
    108,778.13/150,112.10 = 60,380.02/x
  3. Step 3: Cross multiply
    108,778.13x = 150,112.10 × 60,380.02
  4. Step 4: Simplify right side
    108,778.13x = 9,063,771,600.24
  5. Step 5: Solve for x
    x = 9,063,771,600.24/108,778.13
  6. Step 6: Final answer
    x = 83,323.47

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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.