Home / 149,234.38-206,080.28-94,804.12

Finding the Fourth Proportional to 149,234.38, 206,080.28 and 94,804.12

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Solution

The fourth proportional to 149,234.38, 206,080.28 and 94,804.12 is: 130,916.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,234.38 : 206,080.28 = 94,804.12 : x
  2. Step 2: Convert to fraction form
    149,234.38/206,080.28 = 94,804.12/x
  3. Step 3: Cross multiply
    149,234.38x = 206,080.28 × 94,804.12
  4. Step 4: Simplify right side
    149,234.38x = 19,537,259,594.75
  5. Step 5: Solve for x
    x = 19,537,259,594.75/149,234.38
  6. Step 6: Final answer
    x = 130,916.61

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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.