Home / 44,930.60-67,266.30-30,156.20

Finding the Fourth Proportional to 44,930.60, 67,266.30 and 30,156.20

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Solution

The fourth proportional to 44,930.60, 67,266.30 and 30,156.20 is: 45,147.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,930.60 : 67,266.30 = 30,156.20 : x
  2. Step 2: Convert to fraction form
    44,930.60/67,266.30 = 30,156.20/x
  3. Step 3: Cross multiply
    44,930.60x = 67,266.30 × 30,156.20
  4. Step 4: Simplify right side
    44,930.60x = 2,028,495,996.06
  5. Step 5: Solve for x
    x = 2,028,495,996.06/44,930.60
  6. Step 6: Final answer
    x = 45,147.32

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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.