Home / 39,374.88-59,063.40-12,722.01

Finding the Fourth Proportional to 39,374.88, 59,063.40 and 12,722.01

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Solution

The fourth proportional to 39,374.88, 59,063.40 and 12,722.01 is: 19,083.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,374.88 : 59,063.40 = 12,722.01 : x
  2. Step 2: Convert to fraction form
    39,374.88/59,063.40 = 12,722.01/x
  3. Step 3: Cross multiply
    39,374.88x = 59,063.40 × 12,722.01
  4. Step 4: Simplify right side
    39,374.88x = 751,405,165.43
  5. Step 5: Solve for x
    x = 751,405,165.43/39,374.88
  6. Step 6: Final answer
    x = 19,083.36

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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.