Home / 110,621.23-165,931.53-27,515.23

Finding the Fourth Proportional to 110,621.23, 165,931.53 and 27,515.23

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Solution

The fourth proportional to 110,621.23, 165,931.53 and 27,515.23 is: 41,272.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,621.23 : 165,931.53 = 27,515.23 : x
  2. Step 2: Convert to fraction form
    110,621.23/165,931.53 = 27,515.23/x
  3. Step 3: Cross multiply
    110,621.23x = 165,931.53 × 27,515.23
  4. Step 4: Simplify right side
    110,621.23x = 4,565,644,212.20
  5. Step 5: Solve for x
    x = 4,565,644,212.20/110,621.23
  6. Step 6: Final answer
    x = 41,272.77

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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.