Home / 43,170.61-64,756.08-22,099.15

Finding the Fourth Proportional to 43,170.61, 64,756.08 and 22,099.15

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Solution

The fourth proportional to 43,170.61, 64,756.08 and 22,099.15 is: 33,148.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,170.61 : 64,756.08 = 22,099.15 : x
  2. Step 2: Convert to fraction form
    43,170.61/64,756.08 = 22,099.15/x
  3. Step 3: Cross multiply
    43,170.61x = 64,756.08 × 22,099.15
  4. Step 4: Simplify right side
    43,170.61x = 1,431,054,325.33
  5. Step 5: Solve for x
    x = 1,431,054,325.33/43,170.61
  6. Step 6: Final answer
    x = 33,148.81

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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.