Home / 74,448.75-111,607.50-27,668.82

Finding the Fourth Proportional to 74,448.75, 111,607.50 and 27,668.82

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Solution

The fourth proportional to 74,448.75, 111,607.50 and 27,668.82 is: 41,478.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,448.75 : 111,607.50 = 27,668.82 : x
  2. Step 2: Convert to fraction form
    74,448.75/111,607.50 = 27,668.82/x
  3. Step 3: Cross multiply
    74,448.75x = 111,607.50 × 27,668.82
  4. Step 4: Simplify right side
    74,448.75x = 3,088,047,828.15
  5. Step 5: Solve for x
    x = 3,088,047,828.15/74,448.75
  6. Step 6: Final answer
    x = 41,478.84

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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.