Home / 106,021.04-159,037.50-33,980.21

Finding the Fourth Proportional to 106,021.04, 159,037.50 and 33,980.21

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Solution

The fourth proportional to 106,021.04, 159,037.50 and 33,980.21 is: 50,972.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,021.04 : 159,037.50 = 33,980.21 : x
  2. Step 2: Convert to fraction form
    106,021.04/159,037.50 = 33,980.21/x
  3. Step 3: Cross multiply
    106,021.04x = 159,037.50 × 33,980.21
  4. Step 4: Simplify right side
    106,021.04x = 5,404,126,852.69
  5. Step 5: Solve for x
    x = 5,404,126,852.69/106,021.04
  6. Step 6: Final answer
    x = 50,972.21

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Double scale
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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.