Home / 39,973.42-59,949.67-11,885.91

Finding the Fourth Proportional to 39,973.42, 59,949.67 and 11,885.91

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Solution

The fourth proportional to 39,973.42, 59,949.67 and 11,885.91 is: 17,825.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.42 : 59,949.67 = 11,885.91 : x
  2. Step 2: Convert to fraction form
    39,973.42/59,949.67 = 11,885.91/x
  3. Step 3: Cross multiply
    39,973.42x = 59,949.67 × 11,885.91
  4. Step 4: Simplify right side
    39,973.42x = 712,556,382.15
  5. Step 5: Solve for x
    x = 712,556,382.15/39,973.42
  6. Step 6: Final answer
    x = 17,825.75

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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.