Home / 124,271.83-186,419.88-49,375.28

Finding the Fourth Proportional to 124,271.83, 186,419.88 and 49,375.28

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Solution

The fourth proportional to 124,271.83, 186,419.88 and 49,375.28 is: 74,067.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,271.83 : 186,419.88 = 49,375.28 : x
  2. Step 2: Convert to fraction form
    124,271.83/186,419.88 = 49,375.28/x
  3. Step 3: Cross multiply
    124,271.83x = 186,419.88 × 49,375.28
  4. Step 4: Simplify right side
    124,271.83x = 9,204,534,500.77
  5. Step 5: Solve for x
    x = 9,204,534,500.77/124,271.83
  6. Step 6: Final answer
    x = 74,067.75

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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.