Home / 124,777.19-187,097.38-61,458.08

Finding the Fourth Proportional to 124,777.19, 187,097.38 and 61,458.08

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Solution

The fourth proportional to 124,777.19, 187,097.38 and 61,458.08 is: 92,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,777.19 : 187,097.38 = 61,458.08 : x
  2. Step 2: Convert to fraction form
    124,777.19/187,097.38 = 61,458.08/x
  3. Step 3: Cross multiply
    124,777.19x = 187,097.38 × 61,458.08
  4. Step 4: Simplify right side
    124,777.19x = 11,498,644,658.70
  5. Step 5: Solve for x
    x = 11,498,644,658.70/124,777.19
  6. Step 6: Final answer
    x = 92,153.42

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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.