Home / 104,320.62-156,479.31-41,989.50

Finding the Fourth Proportional to 104,320.62, 156,479.31 and 41,989.50

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Solution

The fourth proportional to 104,320.62, 156,479.31 and 41,989.50 is: 62,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,320.62 : 156,479.31 = 41,989.50 : x
  2. Step 2: Convert to fraction form
    104,320.62/156,479.31 = 41,989.50/x
  3. Step 3: Cross multiply
    104,320.62x = 156,479.31 × 41,989.50
  4. Step 4: Simplify right side
    104,320.62x = 6,570,487,987.25
  5. Step 5: Solve for x
    x = 6,570,487,987.25/104,320.62
  6. Step 6: Final answer
    x = 62,983.60

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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.