Home / 47,359.20-71,050.50-14,079.12

Finding the Fourth Proportional to 47,359.20, 71,050.50 and 14,079.12

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Solution

The fourth proportional to 47,359.20, 71,050.50 and 14,079.12 is: 21,122.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.20 : 71,050.50 = 14,079.12 : x
  2. Step 2: Convert to fraction form
    47,359.20/71,050.50 = 14,079.12/x
  3. Step 3: Cross multiply
    47,359.20x = 71,050.50 × 14,079.12
  4. Step 4: Simplify right side
    47,359.20x = 1,000,328,515.56
  5. Step 5: Solve for x
    x = 1,000,328,515.56/47,359.20
  6. Step 6: Final answer
    x = 21,122.16

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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.