Home / 124,523.34-186,784.46-53,439.90

Finding the Fourth Proportional to 124,523.34, 186,784.46 and 53,439.90

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Solution

The fourth proportional to 124,523.34, 186,784.46 and 53,439.90 is: 80,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,523.34 : 186,784.46 = 53,439.90 : x
  2. Step 2: Convert to fraction form
    124,523.34/186,784.46 = 53,439.90/x
  3. Step 3: Cross multiply
    124,523.34x = 186,784.46 × 53,439.90
  4. Step 4: Simplify right side
    124,523.34x = 9,981,742,863.95
  5. Step 5: Solve for x
    x = 9,981,742,863.95/124,523.34
  6. Step 6: Final answer
    x = 80,159.61

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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.