Home / 130,098.81-179,534.03-73,508.97

Finding the Fourth Proportional to 130,098.81, 179,534.03 and 73,508.97

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Solution

The fourth proportional to 130,098.81, 179,534.03 and 73,508.97 is: 101,441.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,098.81 : 179,534.03 = 73,508.97 : x
  2. Step 2: Convert to fraction form
    130,098.81/179,534.03 = 73,508.97/x
  3. Step 3: Cross multiply
    130,098.81x = 179,534.03 × 73,508.97
  4. Step 4: Simplify right side
    130,098.81x = 13,197,361,257.70
  5. Step 5: Solve for x
    x = 13,197,361,257.70/130,098.81
  6. Step 6: Final answer
    x = 101,441.06

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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.