Home / 47,691.06-71,544.12-14,406.99

Finding the Fourth Proportional to 47,691.06, 71,544.12 and 14,406.99

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Solution

The fourth proportional to 47,691.06, 71,544.12 and 14,406.99 is: 21,612.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,691.06 : 71,544.12 = 14,406.99 : x
  2. Step 2: Convert to fraction form
    47,691.06/71,544.12 = 14,406.99/x
  3. Step 3: Cross multiply
    47,691.06x = 71,544.12 × 14,406.99
  4. Step 4: Simplify right side
    47,691.06x = 1,030,735,421.40
  5. Step 5: Solve for x
    x = 1,030,735,421.40/47,691.06
  6. Step 6: Final answer
    x = 21,612.76

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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.