Home / 92,317.60-138,483.18-33,153.78

Finding the Fourth Proportional to 92,317.60, 138,483.18 and 33,153.78

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Solution

The fourth proportional to 92,317.60, 138,483.18 and 33,153.78 is: 49,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,317.60 : 138,483.18 = 33,153.78 : x
  2. Step 2: Convert to fraction form
    92,317.60/138,483.18 = 33,153.78/x
  3. Step 3: Cross multiply
    92,317.60x = 138,483.18 × 33,153.78
  4. Step 4: Simplify right side
    92,317.60x = 4,591,240,883.42
  5. Step 5: Solve for x
    x = 4,591,240,883.42/92,317.60
  6. Step 6: Final answer
    x = 49,733.10

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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.