Home / 193,639.56-267,223.65-108,756.63

Finding the Fourth Proportional to 193,639.56, 267,223.65 and 108,756.63

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Solution

The fourth proportional to 193,639.56, 267,223.65 and 108,756.63 is: 150,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,639.56 : 267,223.65 = 108,756.63 : x
  2. Step 2: Convert to fraction form
    193,639.56/267,223.65 = 108,756.63/x
  3. Step 3: Cross multiply
    193,639.56x = 267,223.65 × 108,756.63
  4. Step 4: Simplify right side
    193,639.56x = 29,062,343,630.30
  5. Step 5: Solve for x
    x = 29,062,343,630.30/193,639.56
  6. Step 6: Final answer
    x = 150,084.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.