Home / 88,461.82-122,079.49-48,177.77

Finding the Fourth Proportional to 88,461.82, 122,079.49 and 48,177.77

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Solution

The fourth proportional to 88,461.82, 122,079.49 and 48,177.77 is: 66,486.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,461.82 : 122,079.49 = 48,177.77 : x
  2. Step 2: Convert to fraction form
    88,461.82/122,079.49 = 48,177.77/x
  3. Step 3: Cross multiply
    88,461.82x = 122,079.49 × 48,177.77
  4. Step 4: Simplify right side
    88,461.82x = 5,881,517,590.94
  5. Step 5: Solve for x
    x = 5,881,517,590.94/88,461.82
  6. Step 6: Final answer
    x = 66,486.51

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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.