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Finding the Fourth Proportional to 74,394.96, 111,561.96 and 36,941.52

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Solution

The fourth proportional to 74,394.96, 111,561.96 and 36,941.52 is: 55,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,394.96 : 111,561.96 = 36,941.52 : x
  2. Step 2: Convert to fraction form
    74,394.96/111,561.96 = 36,941.52/x
  3. Step 3: Cross multiply
    74,394.96x = 111,561.96 × 36,941.52
  4. Step 4: Simplify right side
    74,394.96x = 4,121,268,376.58
  5. Step 5: Solve for x
    x = 4,121,268,376.58/74,394.96
  6. Step 6: Final answer
    x = 55,397.14

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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.