Home / 47,823.98-71,720.66-15,795.92

Finding the Fourth Proportional to 47,823.98, 71,720.66 and 15,795.92

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Solution

The fourth proportional to 47,823.98, 71,720.66 and 15,795.92 is: 23,688.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,823.98 : 71,720.66 = 15,795.92 : x
  2. Step 2: Convert to fraction form
    47,823.98/71,720.66 = 15,795.92/x
  3. Step 3: Cross multiply
    47,823.98x = 71,720.66 × 15,795.92
  4. Step 4: Simplify right side
    47,823.98x = 1,132,893,937.65
  5. Step 5: Solve for x
    x = 1,132,893,937.65/47,823.98
  6. Step 6: Final answer
    x = 23,688.83

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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.