Home / 40,264.20-60,461.10-30,414.60

Finding the Fourth Proportional to 40,264.20, 60,461.10 and 30,414.60

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Solution

The fourth proportional to 40,264.20, 60,461.10 and 30,414.60 is: 45,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,264.20 : 60,461.10 = 30,414.60 : x
  2. Step 2: Convert to fraction form
    40,264.20/60,461.10 = 30,414.60/x
  3. Step 3: Cross multiply
    40,264.20x = 60,461.10 × 30,414.60
  4. Step 4: Simplify right side
    40,264.20x = 1,838,900,172.06
  5. Step 5: Solve for x
    x = 1,838,900,172.06/40,264.20
  6. Step 6: Final answer
    x = 45,670.85

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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.