Home / 261,517.39-359,761.50-229,106.05

Finding the Fourth Proportional to 261,517.39, 359,761.50 and 229,106.05

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Solution

The fourth proportional to 261,517.39, 359,761.50 and 229,106.05 is: 315,174.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,517.39 : 359,761.50 = 229,106.05 : x
  2. Step 2: Convert to fraction form
    261,517.39/359,761.50 = 229,106.05/x
  3. Step 3: Cross multiply
    261,517.39x = 359,761.50 × 229,106.05
  4. Step 4: Simplify right side
    261,517.39x = 82,423,535,307.67
  5. Step 5: Solve for x
    x = 82,423,535,307.67/261,517.39
  6. Step 6: Final answer
    x = 315,174.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.