Home / 130,626.11-196,026.60-47,520.11

Finding the Fourth Proportional to 130,626.11, 196,026.60 and 47,520.11

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Solution

The fourth proportional to 130,626.11, 196,026.60 and 47,520.11 is: 71,311.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,626.11 : 196,026.60 = 47,520.11 : x
  2. Step 2: Convert to fraction form
    130,626.11/196,026.60 = 47,520.11/x
  3. Step 3: Cross multiply
    130,626.11x = 196,026.60 × 47,520.11
  4. Step 4: Simplify right side
    130,626.11x = 9,315,205,594.93
  5. Step 5: Solve for x
    x = 9,315,205,594.93/130,626.11
  6. Step 6: Final answer
    x = 71,311.97

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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.