Home / 99,302.22-148,906.51-36,077.76

Finding the Fourth Proportional to 99,302.22, 148,906.51 and 36,077.76

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Solution

The fourth proportional to 99,302.22, 148,906.51 and 36,077.76 is: 54,099.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,302.22 : 148,906.51 = 36,077.76 : x
  2. Step 2: Convert to fraction form
    99,302.22/148,906.51 = 36,077.76/x
  3. Step 3: Cross multiply
    99,302.22x = 148,906.51 × 36,077.76
  4. Step 4: Simplify right side
    99,302.22x = 5,372,213,240.02
  5. Step 5: Solve for x
    x = 5,372,213,240.02/99,302.22
  6. Step 6: Final answer
    x = 54,099.63

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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.