Home / 84,798.35-127,197.38-66,092.41

Finding the Fourth Proportional to 84,798.35, 127,197.38 and 66,092.41

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Solution

The fourth proportional to 84,798.35, 127,197.38 and 66,092.41 is: 99,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,798.35 : 127,197.38 = 66,092.41 : x
  2. Step 2: Convert to fraction form
    84,798.35/127,197.38 = 66,092.41/x
  3. Step 3: Cross multiply
    84,798.35x = 127,197.38 × 66,092.41
  4. Step 4: Simplify right side
    84,798.35x = 8,406,781,237.12
  5. Step 5: Solve for x
    x = 8,406,781,237.12/84,798.35
  6. Step 6: Final answer
    x = 99,138.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.