Home / 73,127.07-109,690.60-17,723.07

Finding the Fourth Proportional to 73,127.07, 109,690.60 and 17,723.07

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Solution

The fourth proportional to 73,127.07, 109,690.60 and 17,723.07 is: 26,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,127.07 : 109,690.60 = 17,723.07 : x
  2. Step 2: Convert to fraction form
    73,127.07/109,690.60 = 17,723.07/x
  3. Step 3: Cross multiply
    73,127.07x = 109,690.60 × 17,723.07
  4. Step 4: Simplify right side
    73,127.07x = 1,944,053,545.07
  5. Step 5: Solve for x
    x = 1,944,053,545.07/73,127.07
  6. Step 6: Final answer
    x = 26,584.60

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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.