Home / 74,494.69-111,812.25-27,155.53

Finding the Fourth Proportional to 74,494.69, 111,812.25 and 27,155.53

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Solution

The fourth proportional to 74,494.69, 111,812.25 and 27,155.53 is: 40,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,494.69 : 111,812.25 = 27,155.53 : x
  2. Step 2: Convert to fraction form
    74,494.69/111,812.25 = 27,155.53/x
  3. Step 3: Cross multiply
    74,494.69x = 111,812.25 × 27,155.53
  4. Step 4: Simplify right side
    74,494.69x = 3,036,321,150.84
  5. Step 5: Solve for x
    x = 3,036,321,150.84/74,494.69
  6. Step 6: Final answer
    x = 40,758.90

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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.