Home / 110,545.55-165,817.68-31,659.78

Finding the Fourth Proportional to 110,545.55, 165,817.68 and 31,659.78

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Solution

The fourth proportional to 110,545.55, 165,817.68 and 31,659.78 is: 47,489.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,545.55 : 165,817.68 = 31,659.78 : x
  2. Step 2: Convert to fraction form
    110,545.55/165,817.68 = 31,659.78/x
  3. Step 3: Cross multiply
    110,545.55x = 165,817.68 × 31,659.78
  4. Step 4: Simplify right side
    110,545.55x = 5,249,751,268.91
  5. Step 5: Solve for x
    x = 5,249,751,268.91/110,545.55
  6. Step 6: Final answer
    x = 47,489.49

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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.