Home / 130,437.20-195,677.40-55,593.20

Finding the Fourth Proportional to 130,437.20, 195,677.40 and 55,593.20

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Solution

The fourth proportional to 130,437.20, 195,677.40 and 55,593.20 is: 83,399.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,437.20 : 195,677.40 = 55,593.20 : x
  2. Step 2: Convert to fraction form
    130,437.20/195,677.40 = 55,593.20/x
  3. Step 3: Cross multiply
    130,437.20x = 195,677.40 × 55,593.20
  4. Step 4: Simplify right side
    130,437.20x = 10,878,332,833.68
  5. Step 5: Solve for x
    x = 10,878,332,833.68/130,437.20
  6. Step 6: Final answer
    x = 83,399.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.