Home / 107,867.25-148,861.90-60,120.94

Finding the Fourth Proportional to 107,867.25, 148,861.90 and 60,120.94

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Solution

The fourth proportional to 107,867.25, 148,861.90 and 60,120.94 is: 82,969.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,867.25 : 148,861.90 = 60,120.94 : x
  2. Step 2: Convert to fraction form
    107,867.25/148,861.90 = 60,120.94/x
  3. Step 3: Cross multiply
    107,867.25x = 148,861.90 × 60,120.94
  4. Step 4: Simplify right side
    107,867.25x = 8,949,717,358.19
  5. Step 5: Solve for x
    x = 8,949,717,358.19/107,867.25
  6. Step 6: Final answer
    x = 82,969.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.