Home / 34,245.17-47,258.50-19,138.08

Finding the Fourth Proportional to 34,245.17, 47,258.50 and 19,138.08

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Solution

The fourth proportional to 34,245.17, 47,258.50 and 19,138.08 is: 26,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,245.17 : 47,258.50 = 19,138.08 : x
  2. Step 2: Convert to fraction form
    34,245.17/47,258.50 = 19,138.08/x
  3. Step 3: Cross multiply
    34,245.17x = 47,258.50 × 19,138.08
  4. Step 4: Simplify right side
    34,245.17x = 904,436,924.88
  5. Step 5: Solve for x
    x = 904,436,924.88/34,245.17
  6. Step 6: Final answer
    x = 26,410.65

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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.