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Finding the Fourth Proportional to 154,807.76, 232,244.48 and 49,700.56

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Solution

The fourth proportional to 154,807.76, 232,244.48 and 49,700.56 is: 74,561.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,807.76 : 232,244.48 = 49,700.56 : x
  2. Step 2: Convert to fraction form
    154,807.76/232,244.48 = 49,700.56/x
  3. Step 3: Cross multiply
    154,807.76x = 232,244.48 × 49,700.56
  4. Step 4: Simplify right side
    154,807.76x = 11,542,680,712.91
  5. Step 5: Solve for x
    x = 11,542,680,712.91/154,807.76
  6. Step 6: Final answer
    x = 74,561.38

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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.