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Finding the Fourth Proportional to 167,356.71, 250,981.74 and 55,010.93

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Solution

The fourth proportional to 167,356.71, 250,981.74 and 55,010.93 is: 82,498.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,356.71 : 250,981.74 = 55,010.93 : x
  2. Step 2: Convert to fraction form
    167,356.71/250,981.74 = 55,010.93/x
  3. Step 3: Cross multiply
    167,356.71x = 250,981.74 × 55,010.93
  4. Step 4: Simplify right side
    167,356.71x = 13,806,737,675.51
  5. Step 5: Solve for x
    x = 13,806,737,675.51/167,356.71
  6. Step 6: Final answer
    x = 82,498.86

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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.