Home / 43,211.50-64,772.85-16,551.23

Finding the Fourth Proportional to 43,211.50, 64,772.85 and 16,551.23

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Solution

The fourth proportional to 43,211.50, 64,772.85 and 16,551.23 is: 24,809.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,211.50 : 64,772.85 = 16,551.23 : x
  2. Step 2: Convert to fraction form
    43,211.50/64,772.85 = 16,551.23/x
  3. Step 3: Cross multiply
    43,211.50x = 64,772.85 × 16,551.23
  4. Step 4: Simplify right side
    43,211.50x = 1,072,070,562.10
  5. Step 5: Solve for x
    x = 1,072,070,562.10/43,211.50
  6. Step 6: Final answer
    x = 24,809.85

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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.