Home / 47,981.16-71,969.65-16,394.04

Finding the Fourth Proportional to 47,981.16, 71,969.65 and 16,394.04

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Solution

The fourth proportional to 47,981.16, 71,969.65 and 16,394.04 is: 24,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.16 : 71,969.65 = 16,394.04 : x
  2. Step 2: Convert to fraction form
    47,981.16/71,969.65 = 16,394.04/x
  3. Step 3: Cross multiply
    47,981.16x = 71,969.65 × 16,394.04
  4. Step 4: Simplify right side
    47,981.16x = 1,179,873,320.89
  5. Step 5: Solve for x
    x = 1,179,873,320.89/47,981.16
  6. Step 6: Final answer
    x = 24,590.35

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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.