Home / 39,987.36-59,855.24-27,433.98

Finding the Fourth Proportional to 39,987.36, 59,855.24 and 27,433.98

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Solution

The fourth proportional to 39,987.36, 59,855.24 and 27,433.98 is: 41,064.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,987.36 : 59,855.24 = 27,433.98 : x
  2. Step 2: Convert to fraction form
    39,987.36/59,855.24 = 27,433.98/x
  3. Step 3: Cross multiply
    39,987.36x = 59,855.24 × 27,433.98
  4. Step 4: Simplify right side
    39,987.36x = 1,642,067,319.89
  5. Step 5: Solve for x
    x = 1,642,067,319.89/39,987.36
  6. Step 6: Final answer
    x = 41,064.66

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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.