Home / 130,522.23-195,861.11-47,422.71

Finding the Fourth Proportional to 130,522.23, 195,861.11 and 47,422.71

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Solution

The fourth proportional to 130,522.23, 195,861.11 and 47,422.71 is: 71,162.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,522.23 : 195,861.11 = 47,422.71 : x
  2. Step 2: Convert to fraction form
    130,522.23/195,861.11 = 47,422.71/x
  3. Step 3: Cross multiply
    130,522.23x = 195,861.11 × 47,422.71
  4. Step 4: Simplify right side
    130,522.23x = 9,288,264,382.69
  5. Step 5: Solve for x
    x = 9,288,264,382.69/130,522.23
  6. Step 6: Final answer
    x = 71,162.32

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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.