Home / 88,277.11-121,833.62-50,042.88

Finding the Fourth Proportional to 88,277.11, 121,833.62 and 50,042.88

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Solution

The fourth proportional to 88,277.11, 121,833.62 and 50,042.88 is: 69,065.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,277.11 : 121,833.62 = 50,042.88 : x
  2. Step 2: Convert to fraction form
    88,277.11/121,833.62 = 50,042.88/x
  3. Step 3: Cross multiply
    88,277.11x = 121,833.62 × 50,042.88
  4. Step 4: Simplify right side
    88,277.11x = 6,096,905,163.07
  5. Step 5: Solve for x
    x = 6,096,905,163.07/88,277.11
  6. Step 6: Final answer
    x = 69,065.53

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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.