Home / 71,234.63-106,812.45-29,144.24

Finding the Fourth Proportional to 71,234.63, 106,812.45 and 29,144.24

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Solution

The fourth proportional to 71,234.63, 106,812.45 and 29,144.24 is: 43,700.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,234.63 : 106,812.45 = 29,144.24 : x
  2. Step 2: Convert to fraction form
    71,234.63/106,812.45 = 29,144.24/x
  3. Step 3: Cross multiply
    71,234.63x = 106,812.45 × 29,144.24
  4. Step 4: Simplify right side
    71,234.63x = 3,112,967,143.73
  5. Step 5: Solve for x
    x = 3,112,967,143.73/71,234.63
  6. Step 6: Final answer
    x = 43,700.20

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1.5x scale

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.