Home / 67,739.60-101,507.36-60,357.28

Finding the Fourth Proportional to 67,739.60, 101,507.36 and 60,357.28

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Solution

The fourth proportional to 67,739.60, 101,507.36 and 60,357.28 is: 90,445.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,739.60 : 101,507.36 = 60,357.28 : x
  2. Step 2: Convert to fraction form
    67,739.60/101,507.36 = 60,357.28/x
  3. Step 3: Cross multiply
    67,739.60x = 101,507.36 × 60,357.28
  4. Step 4: Simplify right side
    67,739.60x = 6,126,708,149.58
  5. Step 5: Solve for x
    x = 6,126,708,149.58/67,739.60
  6. Step 6: Final answer
    x = 90,445.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.