Home / 74,141.09-111,228.03-21,546.17

Finding the Fourth Proportional to 74,141.09, 111,228.03 and 21,546.17

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Solution

The fourth proportional to 74,141.09, 111,228.03 and 21,546.17 is: 32,324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,141.09 : 111,228.03 = 21,546.17 : x
  2. Step 2: Convert to fraction form
    74,141.09/111,228.03 = 21,546.17/x
  3. Step 3: Cross multiply
    74,141.09x = 111,228.03 × 21,546.17
  4. Step 4: Simplify right side
    74,141.09x = 2,396,537,487.00
  5. Step 5: Solve for x
    x = 2,396,537,487.00/74,141.09
  6. Step 6: Final answer
    x = 32,324.01

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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.