Home / 89,032.39-122,864.35-50,791.86

Finding the Fourth Proportional to 89,032.39, 122,864.35 and 50,791.86

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Solution

The fourth proportional to 89,032.39, 122,864.35 and 50,791.86 is: 70,092.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,032.39 : 122,864.35 = 50,791.86 : x
  2. Step 2: Convert to fraction form
    89,032.39/122,864.35 = 50,791.86/x
  3. Step 3: Cross multiply
    89,032.39x = 122,864.35 × 50,791.86
  4. Step 4: Simplify right side
    89,032.39x = 6,240,508,864.19
  5. Step 5: Solve for x
    x = 6,240,508,864.19/89,032.39
  6. Step 6: Final answer
    x = 70,092.57

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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.