Home / 555,433.18-833,180.85-156,042.79

Finding the Fourth Proportional to 555,433.18, 833,180.85 and 156,042.79

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Solution

The fourth proportional to 555,433.18, 833,180.85 and 156,042.79 is: 234,072.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,433.18 : 833,180.85 = 156,042.79 : x
  2. Step 2: Convert to fraction form
    555,433.18/833,180.85 = 156,042.79/x
  3. Step 3: Cross multiply
    555,433.18x = 833,180.85 × 156,042.79
  4. Step 4: Simplify right side
    555,433.18x = 130,011,862,325.62
  5. Step 5: Solve for x
    x = 130,011,862,325.62/555,433.18
  6. Step 6: Final answer
    x = 234,072.91

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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.