Home / 124,167.83-186,255.16-45,340.79

Finding the Fourth Proportional to 124,167.83, 186,255.16 and 45,340.79

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Solution

The fourth proportional to 124,167.83, 186,255.16 and 45,340.79 is: 68,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,167.83 : 186,255.16 = 45,340.79 : x
  2. Step 2: Convert to fraction form
    124,167.83/186,255.16 = 45,340.79/x
  3. Step 3: Cross multiply
    124,167.83x = 186,255.16 × 45,340.79
  4. Step 4: Simplify right side
    124,167.83x = 8,444,955,051.35
  5. Step 5: Solve for x
    x = 8,444,955,051.35/124,167.83
  6. Step 6: Final answer
    x = 68,012.43

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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.