Home / 130,104.56-179,541.96-73,514.72

Finding the Fourth Proportional to 130,104.56, 179,541.96 and 73,514.72

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Solution

The fourth proportional to 130,104.56, 179,541.96 and 73,514.72 is: 101,449.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,104.56 : 179,541.96 = 73,514.72 : x
  2. Step 2: Convert to fraction form
    130,104.56/179,541.96 = 73,514.72/x
  3. Step 3: Cross multiply
    130,104.56x = 179,541.96 × 73,514.72
  4. Step 4: Simplify right side
    130,104.56x = 13,198,976,917.65
  5. Step 5: Solve for x
    x = 13,198,976,917.65/130,104.56
  6. Step 6: Final answer
    x = 101,449.00

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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.