Home / 344,219.76-516,151.50-154,516.80

Finding the Fourth Proportional to 344,219.76, 516,151.50 and 154,516.80

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Solution

The fourth proportional to 344,219.76, 516,151.50 and 154,516.80 is: 231,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,219.76 : 516,151.50 = 154,516.80 : x
  2. Step 2: Convert to fraction form
    344,219.76/516,151.50 = 154,516.80/x
  3. Step 3: Cross multiply
    344,219.76x = 516,151.50 × 154,516.80
  4. Step 4: Simplify right side
    344,219.76x = 79,754,078,095.20
  5. Step 5: Solve for x
    x = 79,754,078,095.20/344,219.76
  6. Step 6: Final answer
    x = 231,695.23

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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.