Home / 130,057.92-179,470.08-73,474.56

Finding the Fourth Proportional to 130,057.92, 179,470.08 and 73,474.56

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Solution

The fourth proportional to 130,057.92, 179,470.08 and 73,474.56 is: 101,389.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,057.92 : 179,470.08 = 73,474.56 : x
  2. Step 2: Convert to fraction form
    130,057.92/179,470.08 = 73,474.56/x
  3. Step 3: Cross multiply
    130,057.92x = 179,470.08 × 73,474.56
  4. Step 4: Simplify right side
    130,057.92x = 13,186,485,161.16
  5. Step 5: Solve for x
    x = 13,186,485,161.16/130,057.92
  6. Step 6: Final answer
    x = 101,389.33

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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.