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Finding the Fourth Proportional to 154,696.40, 232,044.79 and 42,377.59

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Solution

The fourth proportional to 154,696.40, 232,044.79 and 42,377.59 is: 63,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,696.40 : 232,044.79 = 42,377.59 : x
  2. Step 2: Convert to fraction form
    154,696.40/232,044.79 = 42,377.59/x
  3. Step 3: Cross multiply
    154,696.40x = 232,044.79 × 42,377.59
  4. Step 4: Simplify right side
    154,696.40x = 9,833,498,049.76
  5. Step 5: Solve for x
    x = 9,833,498,049.76/154,696.40
  6. Step 6: Final answer
    x = 63,566.43

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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.