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Finding the Fourth Proportional to 124,767.69, 187,277.69 and 110,626.71

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Solution

The fourth proportional to 124,767.69, 187,277.69 and 110,626.71 is: 166,051.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,767.69 : 187,277.69 = 110,626.71 : x
  2. Step 2: Convert to fraction form
    124,767.69/187,277.69 = 110,626.71/x
  3. Step 3: Cross multiply
    124,767.69x = 187,277.69 × 110,626.71
  4. Step 4: Simplify right side
    124,767.69x = 20,717,914,701.10
  5. Step 5: Solve for x
    x = 20,717,914,701.10/124,767.69
  6. Step 6: Final answer
    x = 166,051.92

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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.