Home / 437,949.28-656,923.92-105,525.28

Finding the Fourth Proportional to 437,949.28, 656,923.92 and 105,525.28

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Solution

The fourth proportional to 437,949.28, 656,923.92 and 105,525.28 is: 158,287.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,949.28 : 656,923.92 = 105,525.28 : x
  2. Step 2: Convert to fraction form
    437,949.28/656,923.92 = 105,525.28/x
  3. Step 3: Cross multiply
    437,949.28x = 656,923.92 × 105,525.28
  4. Step 4: Simplify right side
    437,949.28x = 69,322,080,596.70
  5. Step 5: Solve for x
    x = 69,322,080,596.70/437,949.28
  6. Step 6: Final answer
    x = 158,287.92

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Similar ratio
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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.