Home / 47,823.12-71,734.56-14,543.04

Finding the Fourth Proportional to 47,823.12, 71,734.56 and 14,543.04

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Solution

The fourth proportional to 47,823.12, 71,734.56 and 14,543.04 is: 21,814.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,823.12 : 71,734.56 = 14,543.04 : x
  2. Step 2: Convert to fraction form
    47,823.12/71,734.56 = 14,543.04/x
  3. Step 3: Cross multiply
    47,823.12x = 71,734.56 × 14,543.04
  4. Step 4: Simplify right side
    47,823.12x = 1,043,238,575.46
  5. Step 5: Solve for x
    x = 1,043,238,575.46/47,823.12
  6. Step 6: Final answer
    x = 21,814.52

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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.