Home / 39,359.64-59,052.42-15,979.80

Finding the Fourth Proportional to 39,359.64, 59,052.42 and 15,979.80

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Solution

The fourth proportional to 39,359.64, 59,052.42 and 15,979.80 is: 23,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,359.64 : 59,052.42 = 15,979.80 : x
  2. Step 2: Convert to fraction form
    39,359.64/59,052.42 = 15,979.80/x
  3. Step 3: Cross multiply
    39,359.64x = 59,052.42 × 15,979.80
  4. Step 4: Simplify right side
    39,359.64x = 943,645,861.12
  5. Step 5: Solve for x
    x = 943,645,861.12/39,359.64
  6. Step 6: Final answer
    x = 23,974.96

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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.