Home / 107,150.85-147,867.93-59,402.97

Finding the Fourth Proportional to 107,150.85, 147,867.93 and 59,402.97

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Solution

The fourth proportional to 107,150.85, 147,867.93 and 59,402.97 is: 81,975.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,150.85 : 147,867.93 = 59,402.97 : x
  2. Step 2: Convert to fraction form
    107,150.85/147,867.93 = 59,402.97/x
  3. Step 3: Cross multiply
    107,150.85x = 147,867.93 × 59,402.97
  4. Step 4: Simplify right side
    107,150.85x = 8,783,794,209.75
  5. Step 5: Solve for x
    x = 8,783,794,209.75/107,150.85
  6. Step 6: Final answer
    x = 81,975.96

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1.5x scale

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.