Home / 97,320.98-145,974.18-27,205.76

Finding the Fourth Proportional to 97,320.98, 145,974.18 and 27,205.76

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Solution

The fourth proportional to 97,320.98, 145,974.18 and 27,205.76 is: 40,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,320.98 : 145,974.18 = 27,205.76 : x
  2. Step 2: Convert to fraction form
    97,320.98/145,974.18 = 27,205.76/x
  3. Step 3: Cross multiply
    97,320.98x = 145,974.18 × 27,205.76
  4. Step 4: Simplify right side
    97,320.98x = 3,971,338,273.80
  5. Step 5: Solve for x
    x = 3,971,338,273.80/97,320.98
  6. Step 6: Final answer
    x = 40,806.60

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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.