Home / 106,695.45-160,086.20-47,490.62

Finding the Fourth Proportional to 106,695.45, 160,086.20 and 47,490.62

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Solution

The fourth proportional to 106,695.45, 160,086.20 and 47,490.62 is: 71,255.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,695.45 : 160,086.20 = 47,490.62 : x
  2. Step 2: Convert to fraction form
    106,695.45/160,086.20 = 47,490.62/x
  3. Step 3: Cross multiply
    106,695.45x = 160,086.20 × 47,490.62
  4. Step 4: Simplify right side
    106,695.45x = 7,602,591,853.56
  5. Step 5: Solve for x
    x = 7,602,591,853.56/106,695.45
  6. Step 6: Final answer
    x = 71,255.07

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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.