Home / 193,796.74-267,415.45-112,139.02

Finding the Fourth Proportional to 193,796.74, 267,415.45 and 112,139.02

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Solution

The fourth proportional to 193,796.74, 267,415.45 and 112,139.02 is: 154,737.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,796.74 : 267,415.45 = 112,139.02 : x
  2. Step 2: Convert to fraction form
    193,796.74/267,415.45 = 112,139.02/x
  3. Step 3: Cross multiply
    193,796.74x = 267,415.45 × 112,139.02
  4. Step 4: Simplify right side
    193,796.74x = 29,987,706,495.86
  5. Step 5: Solve for x
    x = 29,987,706,495.86/193,796.74
  6. Step 6: Final answer
    x = 154,737.93

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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.