Home / 95,200.62-142,520.70-70,351.54

Finding the Fourth Proportional to 95,200.62, 142,520.70 and 70,351.54

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Solution

The fourth proportional to 95,200.62, 142,520.70 and 70,351.54 is: 105,320.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,200.62 : 142,520.70 = 70,351.54 : x
  2. Step 2: Convert to fraction form
    95,200.62/142,520.70 = 70,351.54/x
  3. Step 3: Cross multiply
    95,200.62x = 142,520.70 × 70,351.54
  4. Step 4: Simplify right side
    95,200.62x = 10,026,550,726.88
  5. Step 5: Solve for x
    x = 10,026,550,726.88/95,200.62
  6. Step 6: Final answer
    x = 105,320.23

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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.