Home / 47,979.18-71,969.67-16,396.47

Finding the Fourth Proportional to 47,979.18, 71,969.67 and 16,396.47

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Solution

The fourth proportional to 47,979.18, 71,969.67 and 16,396.47 is: 24,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,979.18 : 71,969.67 = 16,396.47 : x
  2. Step 2: Convert to fraction form
    47,979.18/71,969.67 = 16,396.47/x
  3. Step 3: Cross multiply
    47,979.18x = 71,969.67 × 16,396.47
  4. Step 4: Simplify right side
    47,979.18x = 1,180,048,535.06
  5. Step 5: Solve for x
    x = 1,180,048,535.06/47,979.18
  6. Step 6: Final answer
    x = 24,595.01

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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.