Home / 103,239.96-154,845.33-33,110.16

Finding the Fourth Proportional to 103,239.96, 154,845.33 and 33,110.16

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Solution

The fourth proportional to 103,239.96, 154,845.33 and 33,110.16 is: 49,660.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,239.96 : 154,845.33 = 33,110.16 : x
  2. Step 2: Convert to fraction form
    103,239.96/154,845.33 = 33,110.16/x
  3. Step 3: Cross multiply
    103,239.96x = 154,845.33 × 33,110.16
  4. Step 4: Simplify right side
    103,239.96x = 5,126,953,651.55
  5. Step 5: Solve for x
    x = 5,126,953,651.55/103,239.96
  6. Step 6: Final answer
    x = 49,660.55

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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.