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Finding the Fourth Proportional to 124,751.87, 187,267.69 and 49,924.18

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Solution

The fourth proportional to 124,751.87, 187,267.69 and 49,924.18 is: 74,942.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,751.87 : 187,267.69 = 49,924.18 : x
  2. Step 2: Convert to fraction form
    124,751.87/187,267.69 = 49,924.18/x
  3. Step 3: Cross multiply
    124,751.87x = 187,267.69 × 49,924.18
  4. Step 4: Simplify right side
    124,751.87x = 9,349,185,083.42
  5. Step 5: Solve for x
    x = 9,349,185,083.42/124,751.87
  6. Step 6: Final answer
    x = 74,942.24

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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.