Home / 106,532.64-159,771.60-31,635.12

Finding the Fourth Proportional to 106,532.64, 159,771.60 and 31,635.12

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Solution

The fourth proportional to 106,532.64, 159,771.60 and 31,635.12 is: 47,444.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,532.64 : 159,771.60 = 31,635.12 : x
  2. Step 2: Convert to fraction form
    106,532.64/159,771.60 = 31,635.12/x
  3. Step 3: Cross multiply
    106,532.64x = 159,771.60 × 31,635.12
  4. Step 4: Simplify right side
    106,532.64x = 5,054,393,738.59
  5. Step 5: Solve for x
    x = 5,054,393,738.59/106,532.64
  6. Step 6: Final answer
    x = 47,444.56

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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.