Home / 74,301.75-111,453.55-27,554.63

Finding the Fourth Proportional to 74,301.75, 111,453.55 and 27,554.63

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Solution

The fourth proportional to 74,301.75, 111,453.55 and 27,554.63 is: 41,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,301.75 : 111,453.55 = 27,554.63 : x
  2. Step 2: Convert to fraction form
    74,301.75/111,453.55 = 27,554.63/x
  3. Step 3: Cross multiply
    74,301.75x = 111,453.55 × 27,554.63
  4. Step 4: Simplify right side
    74,301.75x = 3,071,060,706.28
  5. Step 5: Solve for x
    x = 3,071,060,706.28/74,301.75
  6. Step 6: Final answer
    x = 41,332.28

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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.