Home / 106,236.39-159,336.76-31,355.13

Finding the Fourth Proportional to 106,236.39, 159,336.76 and 31,355.13

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Solution

The fourth proportional to 106,236.39, 159,336.76 and 31,355.13 is: 47,027.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,236.39 : 159,336.76 = 31,355.13 : x
  2. Step 2: Convert to fraction form
    106,236.39/159,336.76 = 31,355.13/x
  3. Step 3: Cross multiply
    106,236.39x = 159,336.76 × 31,355.13
  4. Step 4: Simplify right side
    106,236.39x = 4,996,024,823.58
  5. Step 5: Solve for x
    x = 4,996,024,823.58/106,236.39
  6. Step 6: Final answer
    x = 47,027.43

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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.