Home / 134,079.60-185,028.71-73,651.88

Finding the Fourth Proportional to 134,079.60, 185,028.71 and 73,651.88

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Solution

The fourth proportional to 134,079.60, 185,028.71 and 73,651.88 is: 101,638.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,079.60 : 185,028.71 = 73,651.88 : x
  2. Step 2: Convert to fraction form
    134,079.60/185,028.71 = 73,651.88/x
  3. Step 3: Cross multiply
    134,079.60x = 185,028.71 × 73,651.88
  4. Step 4: Simplify right side
    134,079.60x = 13,627,712,439.79
  5. Step 5: Solve for x
    x = 13,627,712,439.79/134,079.60
  6. Step 6: Final answer
    x = 101,638.97

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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.