Home / 110,314.74-165,439.20-40,177.64

Finding the Fourth Proportional to 110,314.74, 165,439.20 and 40,177.64

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Solution

The fourth proportional to 110,314.74, 165,439.20 and 40,177.64 is: 60,254.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,314.74 : 165,439.20 = 40,177.64 : x
  2. Step 2: Convert to fraction form
    110,314.74/165,439.20 = 40,177.64/x
  3. Step 3: Cross multiply
    110,314.74x = 165,439.20 × 40,177.64
  4. Step 4: Simplify right side
    110,314.74x = 6,646,956,619.49
  5. Step 5: Solve for x
    x = 6,646,956,619.49/110,314.74
  6. Step 6: Final answer
    x = 60,254.47

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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.