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Finding the Fourth Proportional to 35,980.38, 49,718.97 and 34,251.98

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Solution

The fourth proportional to 35,980.38, 49,718.97 and 34,251.98 is: 47,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,980.38 : 49,718.97 = 34,251.98 : x
  2. Step 2: Convert to fraction form
    35,980.38/49,718.97 = 34,251.98/x
  3. Step 3: Cross multiply
    35,980.38x = 49,718.97 × 34,251.98
  4. Step 4: Simplify right side
    35,980.38x = 1,702,972,917.47
  5. Step 5: Solve for x
    x = 1,702,972,917.47/35,980.38
  6. Step 6: Final answer
    x = 47,330.60

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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.