Home / 81,094.27-111,902.14-55,622.39

Finding the Fourth Proportional to 81,094.27, 111,902.14 and 55,622.39

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Solution

The fourth proportional to 81,094.27, 111,902.14 and 55,622.39 is: 76,753.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,094.27 : 111,902.14 = 55,622.39 : x
  2. Step 2: Convert to fraction form
    81,094.27/111,902.14 = 55,622.39/x
  3. Step 3: Cross multiply
    81,094.27x = 111,902.14 × 55,622.39
  4. Step 4: Simplify right side
    81,094.27x = 6,224,264,472.91
  5. Step 5: Solve for x
    x = 6,224,264,472.91/81,094.27
  6. Step 6: Final answer
    x = 76,753.44

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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.