Home / 85,010.66-127,516.23-40,627.34

Finding the Fourth Proportional to 85,010.66, 127,516.23 and 40,627.34

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Solution

The fourth proportional to 85,010.66, 127,516.23 and 40,627.34 is: 60,941.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,010.66 : 127,516.23 = 40,627.34 : x
  2. Step 2: Convert to fraction form
    85,010.66/127,516.23 = 40,627.34/x
  3. Step 3: Cross multiply
    85,010.66x = 127,516.23 × 40,627.34
  4. Step 4: Simplify right side
    85,010.66x = 5,180,645,231.73
  5. Step 5: Solve for x
    x = 5,180,645,231.73/85,010.66
  6. Step 6: Final answer
    x = 60,941.12

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1.5x scale

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.