Home / 43,123.56-64,664.36-16,470.70

Finding the Fourth Proportional to 43,123.56, 64,664.36 and 16,470.70

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Solution

The fourth proportional to 43,123.56, 64,664.36 and 16,470.70 is: 24,698.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,123.56 : 64,664.36 = 16,470.70 : x
  2. Step 2: Convert to fraction form
    43,123.56/64,664.36 = 16,470.70/x
  3. Step 3: Cross multiply
    43,123.56x = 64,664.36 × 16,470.70
  4. Step 4: Simplify right side
    43,123.56x = 1,065,067,274.25
  5. Step 5: Solve for x
    x = 1,065,067,274.25/43,123.56
  6. Step 6: Final answer
    x = 24,698.04

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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.