Home / 45,375.34-68,066.25-12,095.23

Finding the Fourth Proportional to 45,375.34, 68,066.25 and 12,095.23

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Solution

The fourth proportional to 45,375.34, 68,066.25 and 12,095.23 is: 18,143.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,375.34 : 68,066.25 = 12,095.23 : x
  2. Step 2: Convert to fraction form
    45,375.34/68,066.25 = 12,095.23/x
  3. Step 3: Cross multiply
    45,375.34x = 68,066.25 × 12,095.23
  4. Step 4: Simplify right side
    45,375.34x = 823,276,948.99
  5. Step 5: Solve for x
    x = 823,276,948.99/45,375.34
  6. Step 6: Final answer
    x = 18,143.71

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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.