Home / 88,961.80-122,798.56-54,996.34

Finding the Fourth Proportional to 88,961.80, 122,798.56 and 54,996.34

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Solution

The fourth proportional to 88,961.80, 122,798.56 and 54,996.34 is: 75,914.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,961.80 : 122,798.56 = 54,996.34 : x
  2. Step 2: Convert to fraction form
    88,961.80/122,798.56 = 54,996.34/x
  3. Step 3: Cross multiply
    88,961.80x = 122,798.56 × 54,996.34
  4. Step 4: Simplify right side
    88,961.80x = 6,753,471,357.27
  5. Step 5: Solve for x
    x = 6,753,471,357.27/88,961.80
  6. Step 6: Final answer
    x = 75,914.28

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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.