Home / 272,024.90-408,171.45-122,371.10

Finding the Fourth Proportional to 272,024.90, 408,171.45 and 122,371.10

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Solution

The fourth proportional to 272,024.90, 408,171.45 and 122,371.10 is: 183,616.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,024.90 : 408,171.45 = 122,371.10 : x
  2. Step 2: Convert to fraction form
    272,024.90/408,171.45 = 122,371.10/x
  3. Step 3: Cross multiply
    272,024.90x = 408,171.45 × 122,371.10
  4. Step 4: Simplify right side
    272,024.90x = 49,948,389,325.10
  5. Step 5: Solve for x
    x = 49,948,389,325.10/272,024.90
  6. Step 6: Final answer
    x = 183,616.98

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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.