Home / 193,653.91-267,236.61-107,612.63

Finding the Fourth Proportional to 193,653.91, 267,236.61 and 107,612.63

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Solution

The fourth proportional to 193,653.91, 267,236.61 and 107,612.63 is: 148,502.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,653.91 : 267,236.61 = 107,612.63 : x
  2. Step 2: Convert to fraction form
    193,653.91/267,236.61 = 107,612.63/x
  3. Step 3: Cross multiply
    193,653.91x = 267,236.61 × 107,612.63
  4. Step 4: Simplify right side
    193,653.91x = 28,758,034,434.38
  5. Step 5: Solve for x
    x = 28,758,034,434.38/193,653.91
  6. Step 6: Final answer
    x = 148,502.21

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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.