Home / 124,198.07-186,184.75-45,293.81

Finding the Fourth Proportional to 124,198.07, 186,184.75 and 45,293.81

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Solution

The fourth proportional to 124,198.07, 186,184.75 and 45,293.81 is: 67,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,198.07 : 186,184.75 = 45,293.81 : x
  2. Step 2: Convert to fraction form
    124,198.07/186,184.75 = 45,293.81/x
  3. Step 3: Cross multiply
    124,198.07x = 186,184.75 × 45,293.81
  4. Step 4: Simplify right side
    124,198.07x = 8,433,016,691.40
  5. Step 5: Solve for x
    x = 8,433,016,691.40/124,198.07
  6. Step 6: Final answer
    x = 67,899.74

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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.