Home / 43,223.40-64,809.18-16,896.78

Finding the Fourth Proportional to 43,223.40, 64,809.18 and 16,896.78

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Solution

The fourth proportional to 43,223.40, 64,809.18 and 16,896.78 is: 25,335.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,223.40 : 64,809.18 = 16,896.78 : x
  2. Step 2: Convert to fraction form
    43,223.40/64,809.18 = 16,896.78/x
  3. Step 3: Cross multiply
    43,223.40x = 64,809.18 × 16,896.78
  4. Step 4: Simplify right side
    43,223.40x = 1,095,066,456.44
  5. Step 5: Solve for x
    x = 1,095,066,456.44/43,223.40
  6. Step 6: Final answer
    x = 25,335.04

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1.5x scale

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.