Home / 39,973.19-59,949.35-11,885.68

Finding the Fourth Proportional to 39,973.19, 59,949.35 and 11,885.68

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Solution

The fourth proportional to 39,973.19, 59,949.35 and 11,885.68 is: 17,825.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.19 : 59,949.35 = 11,885.68 : x
  2. Step 2: Convert to fraction form
    39,973.19/59,949.35 = 11,885.68/x
  3. Step 3: Cross multiply
    39,973.19x = 59,949.35 × 11,885.68
  4. Step 4: Simplify right side
    39,973.19x = 712,538,790.31
  5. Step 5: Solve for x
    x = 712,538,790.31/39,973.19
  6. Step 6: Final answer
    x = 17,825.42

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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.