Home / 88,789.17-122,528.97-51,063.42

Finding the Fourth Proportional to 88,789.17, 122,528.97 and 51,063.42

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Solution

The fourth proportional to 88,789.17, 122,528.97 and 51,063.42 is: 70,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,789.17 : 122,528.97 = 51,063.42 : x
  2. Step 2: Convert to fraction form
    88,789.17/122,528.97 = 51,063.42/x
  3. Step 3: Cross multiply
    88,789.17x = 122,528.97 × 51,063.42
  4. Step 4: Simplify right side
    88,789.17x = 6,256,748,257.28
  5. Step 5: Solve for x
    x = 6,256,748,257.28/88,789.17
  6. Step 6: Final answer
    x = 70,467.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.