Home / 43,081.94-64,627.54-18,124.53

Finding the Fourth Proportional to 43,081.94, 64,627.54 and 18,124.53

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Solution

The fourth proportional to 43,081.94, 64,627.54 and 18,124.53 is: 27,188.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,081.94 : 64,627.54 = 18,124.53 : x
  2. Step 2: Convert to fraction form
    43,081.94/64,627.54 = 18,124.53/x
  3. Step 3: Cross multiply
    43,081.94x = 64,627.54 × 18,124.53
  4. Step 4: Simplify right side
    43,081.94x = 1,171,343,464.42
  5. Step 5: Solve for x
    x = 1,171,343,464.42/43,081.94
  6. Step 6: Final answer
    x = 27,188.74

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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.