Home / 80,149.46-110,614.56-46,159.16

Finding the Fourth Proportional to 80,149.46, 110,614.56 and 46,159.16

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Solution

The fourth proportional to 80,149.46, 110,614.56 and 46,159.16 is: 63,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,149.46 : 110,614.56 = 46,159.16 : x
  2. Step 2: Convert to fraction form
    80,149.46/110,614.56 = 46,159.16/x
  3. Step 3: Cross multiply
    80,149.46x = 110,614.56 × 46,159.16
  4. Step 4: Simplify right side
    80,149.46x = 5,105,875,173.37
  5. Step 5: Solve for x
    x = 5,105,875,173.37/80,149.46
  6. Step 6: Final answer
    x = 63,704.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.