Home / 193,720.45-267,332.40-107,677.18

Finding the Fourth Proportional to 193,720.45, 267,332.40 and 107,677.18

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Solution

The fourth proportional to 193,720.45, 267,332.40 and 107,677.18 is: 148,593.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,720.45 : 267,332.40 = 107,677.18 : x
  2. Step 2: Convert to fraction form
    193,720.45/267,332.40 = 107,677.18/x
  3. Step 3: Cross multiply
    193,720.45x = 267,332.40 × 107,677.18
  4. Step 4: Simplify right side
    193,720.45x = 28,785,598,954.63
  5. Step 5: Solve for x
    x = 28,785,598,954.63/193,720.45
  6. Step 6: Final answer
    x = 148,593.50

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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.