Home / 66,275.67-99,375.85-45,241.18

Finding the Fourth Proportional to 66,275.67, 99,375.85 and 45,241.18

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Solution

The fourth proportional to 66,275.67, 99,375.85 and 45,241.18 is: 67,836.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,275.67 : 99,375.85 = 45,241.18 : x
  2. Step 2: Convert to fraction form
    66,275.67/99,375.85 = 45,241.18/x
  3. Step 3: Cross multiply
    66,275.67x = 99,375.85 × 45,241.18
  4. Step 4: Simplify right side
    66,275.67x = 4,495,880,717.50
  5. Step 5: Solve for x
    x = 4,495,880,717.50/66,275.67
  6. Step 6: Final answer
    x = 67,836.07

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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.