Home / 47,916.80-71,825.92-16,730.88

Finding the Fourth Proportional to 47,916.80, 71,825.92 and 16,730.88

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Solution

The fourth proportional to 47,916.80, 71,825.92 and 16,730.88 is: 25,079.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,916.80 : 71,825.92 = 16,730.88 : x
  2. Step 2: Convert to fraction form
    47,916.80/71,825.92 = 16,730.88/x
  3. Step 3: Cross multiply
    47,916.80x = 71,825.92 × 16,730.88
  4. Step 4: Simplify right side
    47,916.80x = 1,201,710,848.41
  5. Step 5: Solve for x
    x = 1,201,710,848.41/47,916.80
  6. Step 6: Final answer
    x = 25,079.11

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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.