Home / 193,576.16-267,110.28-112,985.20

Finding the Fourth Proportional to 193,576.16, 267,110.28 and 112,985.20

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Solution

The fourth proportional to 193,576.16, 267,110.28 and 112,985.20 is: 155,905.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,576.16 : 267,110.28 = 112,985.20 : x
  2. Step 2: Convert to fraction form
    193,576.16/267,110.28 = 112,985.20/x
  3. Step 3: Cross multiply
    193,576.16x = 267,110.28 × 112,985.20
  4. Step 4: Simplify right side
    193,576.16x = 30,179,508,407.86
  5. Step 5: Solve for x
    x = 30,179,508,407.86/193,576.16
  6. Step 6: Final answer
    x = 155,905.09

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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.