Home / 106,410.75-159,618.56-31,529.49

Finding the Fourth Proportional to 106,410.75, 159,618.56 and 31,529.49

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Solution

The fourth proportional to 106,410.75, 159,618.56 and 31,529.49 is: 47,294.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,410.75 : 159,618.56 = 31,529.49 : x
  2. Step 2: Convert to fraction form
    106,410.75/159,618.56 = 31,529.49/x
  3. Step 3: Cross multiply
    106,410.75x = 159,618.56 × 31,529.49
  4. Step 4: Simplify right side
    106,410.75x = 5,032,691,633.69
  5. Step 5: Solve for x
    x = 5,032,691,633.69/106,410.75
  6. Step 6: Final answer
    x = 47,294.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.