Home / 29,275.08-43,984.68-18,749.64

Finding the Fourth Proportional to 29,275.08, 43,984.68 and 18,749.64

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Solution

The fourth proportional to 29,275.08, 43,984.68 and 18,749.64 is: 28,170.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,275.08 : 43,984.68 = 18,749.64 : x
  2. Step 2: Convert to fraction form
    29,275.08/43,984.68 = 18,749.64/x
  3. Step 3: Cross multiply
    29,275.08x = 43,984.68 × 18,749.64
  4. Step 4: Simplify right side
    29,275.08x = 824,696,915.52
  5. Step 5: Solve for x
    x = 824,696,915.52/29,275.08
  6. Step 6: Final answer
    x = 28,170.61

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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.