Home / 74,260.41-111,419.78-32,678.25

Finding the Fourth Proportional to 74,260.41, 111,419.78 and 32,678.25

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Solution

The fourth proportional to 74,260.41, 111,419.78 and 32,678.25 is: 49,030.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,260.41 : 111,419.78 = 32,678.25 : x
  2. Step 2: Convert to fraction form
    74,260.41/111,419.78 = 32,678.25/x
  3. Step 3: Cross multiply
    74,260.41x = 111,419.78 × 32,678.25
  4. Step 4: Simplify right side
    74,260.41x = 3,641,003,262.39
  5. Step 5: Solve for x
    x = 3,641,003,262.39/74,260.41
  6. Step 6: Final answer
    x = 49,030.21

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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.