Home / 47,317.72-70,976.58-12,257.38

Finding the Fourth Proportional to 47,317.72, 70,976.58 and 12,257.38

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Solution

The fourth proportional to 47,317.72, 70,976.58 and 12,257.38 is: 18,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,317.72 : 70,976.58 = 12,257.38 : x
  2. Step 2: Convert to fraction form
    47,317.72/70,976.58 = 12,257.38/x
  3. Step 3: Cross multiply
    47,317.72x = 70,976.58 × 12,257.38
  4. Step 4: Simplify right side
    47,317.72x = 869,986,557.28
  5. Step 5: Solve for x
    x = 869,986,557.28/47,317.72
  6. Step 6: Final answer
    x = 18,386.06

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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.