Home / 48,307.82-66,634.11-34,898.78

Finding the Fourth Proportional to 48,307.82, 66,634.11 and 34,898.78

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Solution

The fourth proportional to 48,307.82, 66,634.11 and 34,898.78 is: 48,138.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,307.82 : 66,634.11 = 34,898.78 : x
  2. Step 2: Convert to fraction form
    48,307.82/66,634.11 = 34,898.78/x
  3. Step 3: Cross multiply
    48,307.82x = 66,634.11 × 34,898.78
  4. Step 4: Simplify right side
    48,307.82x = 2,325,449,145.39
  5. Step 5: Solve for x
    x = 2,325,449,145.39/48,307.82
  6. Step 6: Final answer
    x = 48,138.15

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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.