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Finding the Fourth Proportional to 50,150.40, 69,214.92 and 28,925.52

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Solution

The fourth proportional to 50,150.40, 69,214.92 and 28,925.52 is: 39,921.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,150.40 : 69,214.92 = 28,925.52 : x
  2. Step 2: Convert to fraction form
    50,150.40/69,214.92 = 28,925.52/x
  3. Step 3: Cross multiply
    50,150.40x = 69,214.92 × 28,925.52
  4. Step 4: Simplify right side
    50,150.40x = 2,002,077,552.76
  5. Step 5: Solve for x
    x = 2,002,077,552.76/50,150.40
  6. Step 6: Final answer
    x = 39,921.47

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