Home / 130,350.96-179,891.04-73,761.12

Finding the Fourth Proportional to 130,350.96, 179,891.04 and 73,761.12

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Solution

The fourth proportional to 130,350.96, 179,891.04 and 73,761.12 is: 101,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,350.96 : 179,891.04 = 73,761.12 : x
  2. Step 2: Convert to fraction form
    130,350.96/179,891.04 = 73,761.12/x
  3. Step 3: Cross multiply
    130,350.96x = 179,891.04 × 73,761.12
  4. Step 4: Simplify right side
    130,350.96x = 13,268,964,588.36
  5. Step 5: Solve for x
    x = 13,268,964,588.36/130,350.96
  6. Step 6: Final answer
    x = 101,794.15

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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.