Home / 48,558.50-72,820.12-16,959.70

Finding the Fourth Proportional to 48,558.50, 72,820.12 and 16,959.70

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Solution

The fourth proportional to 48,558.50, 72,820.12 and 16,959.70 is: 25,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,558.50 : 72,820.12 = 16,959.70 : x
  2. Step 2: Convert to fraction form
    48,558.50/72,820.12 = 16,959.70/x
  3. Step 3: Cross multiply
    48,558.50x = 72,820.12 × 16,959.70
  4. Step 4: Simplify right side
    48,558.50x = 1,235,007,389.16
  5. Step 5: Solve for x
    x = 1,235,007,389.16/48,558.50
  6. Step 6: Final answer
    x = 25,433.39

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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.