Home / 95,321.13-142,981.70-25,200.45

Finding the Fourth Proportional to 95,321.13, 142,981.70 and 25,200.45

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Solution

The fourth proportional to 95,321.13, 142,981.70 and 25,200.45 is: 37,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,321.13 : 142,981.70 = 25,200.45 : x
  2. Step 2: Convert to fraction form
    95,321.13/142,981.70 = 25,200.45/x
  3. Step 3: Cross multiply
    95,321.13x = 142,981.70 × 25,200.45
  4. Step 4: Simplify right side
    95,321.13x = 3,603,203,181.77
  5. Step 5: Solve for x
    x = 3,603,203,181.77/95,321.13
  6. Step 6: Final answer
    x = 37,800.68

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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.