Home / 193,577.70-267,090.48-112,959.21

Finding the Fourth Proportional to 193,577.70, 267,090.48 and 112,959.21

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Solution

The fourth proportional to 193,577.70, 267,090.48 and 112,959.21 is: 155,856.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,577.70 : 267,090.48 = 112,959.21 : x
  2. Step 2: Convert to fraction form
    193,577.70/267,090.48 = 112,959.21/x
  3. Step 3: Cross multiply
    193,577.70x = 267,090.48 × 112,959.21
  4. Step 4: Simplify right side
    193,577.70x = 30,170,329,619.32
  5. Step 5: Solve for x
    x = 30,170,329,619.32/193,577.70
  6. Step 6: Final answer
    x = 155,856.43

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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.