Home / 49,754.56-68,657.32-31,603.84

Finding the Fourth Proportional to 49,754.56, 68,657.32 and 31,603.84

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Solution

The fourth proportional to 49,754.56, 68,657.32 and 31,603.84 is: 43,610.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,754.56 : 68,657.32 = 31,603.84 : x
  2. Step 2: Convert to fraction form
    49,754.56/68,657.32 = 31,603.84/x
  3. Step 3: Cross multiply
    49,754.56x = 68,657.32 × 31,603.84
  4. Step 4: Simplify right side
    49,754.56x = 2,169,834,956.11
  5. Step 5: Solve for x
    x = 2,169,834,956.11/49,754.56
  6. Step 6: Final answer
    x = 43,610.78

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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.