Home / 74,103.40-111,172.79-24,183.59

Finding the Fourth Proportional to 74,103.40, 111,172.79 and 24,183.59

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Solution

The fourth proportional to 74,103.40, 111,172.79 and 24,183.59 is: 36,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,103.40 : 111,172.79 = 24,183.59 : x
  2. Step 2: Convert to fraction form
    74,103.40/111,172.79 = 24,183.59/x
  3. Step 3: Cross multiply
    74,103.40x = 111,172.79 × 24,183.59
  4. Step 4: Simplify right side
    74,103.40x = 2,688,557,172.52
  5. Step 5: Solve for x
    x = 2,688,557,172.52/74,103.40
  6. Step 6: Final answer
    x = 36,281.16

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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.