Home / 107,871.32-148,867.54-60,125.02

Finding the Fourth Proportional to 107,871.32, 148,867.54 and 60,125.02

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Solution

The fourth proportional to 107,871.32, 148,867.54 and 60,125.02 is: 82,975.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,871.32 : 148,867.54 = 60,125.02 : x
  2. Step 2: Convert to fraction form
    107,871.32/148,867.54 = 60,125.02/x
  3. Step 3: Cross multiply
    107,871.32x = 148,867.54 × 60,125.02
  4. Step 4: Simplify right side
    107,871.32x = 8,950,663,819.85
  5. Step 5: Solve for x
    x = 8,950,663,819.85/107,871.32
  6. Step 6: Final answer
    x = 82,975.38

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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.