Home / 130,118.10-195,177.21-36,623.85

Finding the Fourth Proportional to 130,118.10, 195,177.21 and 36,623.85

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Solution

The fourth proportional to 130,118.10, 195,177.21 and 36,623.85 is: 54,935.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,118.10 : 195,177.21 = 36,623.85 : x
  2. Step 2: Convert to fraction form
    130,118.10/195,177.21 = 36,623.85/x
  3. Step 3: Cross multiply
    130,118.10x = 195,177.21 × 36,623.85
  4. Step 4: Simplify right side
    130,118.10x = 7,148,140,862.46
  5. Step 5: Solve for x
    x = 7,148,140,862.46/130,118.10
  6. Step 6: Final answer
    x = 54,935.79

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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.