Home / 34,185.68-47,178.61-19,081.29

Finding the Fourth Proportional to 34,185.68, 47,178.61 and 19,081.29

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Solution

The fourth proportional to 34,185.68, 47,178.61 and 19,081.29 is: 26,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,185.68 : 47,178.61 = 19,081.29 : x
  2. Step 2: Convert to fraction form
    34,185.68/47,178.61 = 19,081.29/x
  3. Step 3: Cross multiply
    34,185.68x = 47,178.61 × 19,081.29
  4. Step 4: Simplify right side
    34,185.68x = 900,228,691.50
  5. Step 5: Solve for x
    x = 900,228,691.50/34,185.68
  6. Step 6: Final answer
    x = 26,333.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.