Home / 61,098.20-91,595.28-27,806.60

Finding the Fourth Proportional to 61,098.20, 91,595.28 and 27,806.60

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Solution

The fourth proportional to 61,098.20, 91,595.28 and 27,806.60 is: 41,686.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,098.20 : 91,595.28 = 27,806.60 : x
  2. Step 2: Convert to fraction form
    61,098.20/91,595.28 = 27,806.60/x
  3. Step 3: Cross multiply
    61,098.20x = 91,595.28 × 27,806.60
  4. Step 4: Simplify right side
    61,098.20x = 2,546,953,312.85
  5. Step 5: Solve for x
    x = 2,546,953,312.85/61,098.20
  6. Step 6: Final answer
    x = 41,686.23

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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.