Home / 193,569.54-267,139.26-107,538.90

Finding the Fourth Proportional to 193,569.54, 267,139.26 and 107,538.90

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Solution

The fourth proportional to 193,569.54, 267,139.26 and 107,538.90 is: 148,411.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,569.54 : 267,139.26 = 107,538.90 : x
  2. Step 2: Convert to fraction form
    193,569.54/267,139.26 = 107,538.90/x
  3. Step 3: Cross multiply
    193,569.54x = 267,139.26 × 107,538.90
  4. Step 4: Simplify right side
    193,569.54x = 28,727,862,167.21
  5. Step 5: Solve for x
    x = 28,727,862,167.21/193,569.54
  6. Step 6: Final answer
    x = 148,411.07

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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.