Home / 56,170.22-84,227.11-18,717.17

Finding the Fourth Proportional to 56,170.22, 84,227.11 and 18,717.17

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Solution

The fourth proportional to 56,170.22, 84,227.11 and 18,717.17 is: 28,066.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,170.22 : 84,227.11 = 18,717.17 : x
  2. Step 2: Convert to fraction form
    56,170.22/84,227.11 = 18,717.17/x
  3. Step 3: Cross multiply
    56,170.22x = 84,227.11 × 18,717.17
  4. Step 4: Simplify right side
    56,170.22x = 1,576,492,668.55
  5. Step 5: Solve for x
    x = 1,576,492,668.55/56,170.22
  6. Step 6: Final answer
    x = 28,066.35

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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.