Home / 74,217.44-111,284.52-32,071.20

Finding the Fourth Proportional to 74,217.44, 111,284.52 and 32,071.20

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Solution

The fourth proportional to 74,217.44, 111,284.52 and 32,071.20 is: 48,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,217.44 : 111,284.52 = 32,071.20 : x
  2. Step 2: Convert to fraction form
    74,217.44/111,284.52 = 32,071.20/x
  3. Step 3: Cross multiply
    74,217.44x = 111,284.52 × 32,071.20
  4. Step 4: Simplify right side
    74,217.44x = 3,569,028,097.82
  5. Step 5: Solve for x
    x = 3,569,028,097.82/74,217.44
  6. Step 6: Final answer
    x = 48,088.81

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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.