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Finding the Fourth Proportional to 73,414.40, 101,328 and 48,266.24

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Solution

The fourth proportional to 73,414.40, 101,328 and 48,266.24 is: 66,618.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,414.40 : 101,328 = 48,266.24 : x
  2. Step 2: Convert to fraction form
    73,414.40/101,328 = 48,266.24/x
  3. Step 3: Cross multiply
    73,414.40x = 101,328 × 48,266.24
  4. Step 4: Simplify right side
    73,414.40x = 4,890,721,566.72
  5. Step 5: Solve for x
    x = 4,890,721,566.72/73,414.40
  6. Step 6: Final answer
    x = 66,618.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.