Home / 74,289.61-111,450.82-27,542.49

Finding the Fourth Proportional to 74,289.61, 111,450.82 and 27,542.49

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Solution

The fourth proportional to 74,289.61, 111,450.82 and 27,542.49 is: 41,319.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,289.61 : 111,450.82 = 27,542.49 : x
  2. Step 2: Convert to fraction form
    74,289.61/111,450.82 = 27,542.49/x
  3. Step 3: Cross multiply
    74,289.61x = 111,450.82 × 27,542.49
  4. Step 4: Simplify right side
    74,289.61x = 3,069,633,095.34
  5. Step 5: Solve for x
    x = 3,069,633,095.34/74,289.61
  6. Step 6: Final answer
    x = 41,319.82

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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.