Home / 43,987.66-65,981.18-17,692.02

Finding the Fourth Proportional to 43,987.66, 65,981.18 and 17,692.02

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Solution

The fourth proportional to 43,987.66, 65,981.18 and 17,692.02 is: 26,537.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,987.66 : 65,981.18 = 17,692.02 : x
  2. Step 2: Convert to fraction form
    43,987.66/65,981.18 = 17,692.02/x
  3. Step 3: Cross multiply
    43,987.66x = 65,981.18 × 17,692.02
  4. Step 4: Simplify right side
    43,987.66x = 1,167,340,400.41
  5. Step 5: Solve for x
    x = 1,167,340,400.41/43,987.66
  6. Step 6: Final answer
    x = 26,537.91

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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.