Home / 130,003.60-194,908.20-55,062.40

Finding the Fourth Proportional to 130,003.60, 194,908.20 and 55,062.40

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Solution

The fourth proportional to 130,003.60, 194,908.20 and 55,062.40 is: 82,552.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,003.60 : 194,908.20 = 55,062.40 : x
  2. Step 2: Convert to fraction form
    130,003.60/194,908.20 = 55,062.40/x
  3. Step 3: Cross multiply
    130,003.60x = 194,908.20 × 55,062.40
  4. Step 4: Simplify right side
    130,003.60x = 10,732,113,271.68
  5. Step 5: Solve for x
    x = 10,732,113,271.68/130,003.60
  6. Step 6: Final answer
    x = 82,552.43

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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.