Home / 74,417.06-111,626.52-21,827.64

Finding the Fourth Proportional to 74,417.06, 111,626.52 and 21,827.64

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Solution

The fourth proportional to 74,417.06, 111,626.52 and 21,827.64 is: 32,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,417.06 : 111,626.52 = 21,827.64 : x
  2. Step 2: Convert to fraction form
    74,417.06/111,626.52 = 21,827.64/x
  3. Step 3: Cross multiply
    74,417.06x = 111,626.52 × 21,827.64
  4. Step 4: Simplify right side
    74,417.06x = 2,436,543,493.01
  5. Step 5: Solve for x
    x = 2,436,543,493.01/74,417.06
  6. Step 6: Final answer
    x = 32,741.73

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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.