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Finding the Fourth Proportional to 154,696.71, 232,045.27 and 42,377.93

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Solution

The fourth proportional to 154,696.71, 232,045.27 and 42,377.93 is: 63,566.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,696.71 : 232,045.27 = 42,377.93 : x
  2. Step 2: Convert to fraction form
    154,696.71/232,045.27 = 42,377.93/x
  3. Step 3: Cross multiply
    154,696.71x = 232,045.27 × 42,377.93
  4. Step 4: Simplify right side
    154,696.71x = 9,833,596,942.72
  5. Step 5: Solve for x
    x = 9,833,596,942.72/154,696.71
  6. Step 6: Final answer
    x = 63,566.94

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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.