Home / 58,819.78-81,171.75-31,962.44

Finding the Fourth Proportional to 58,819.78, 81,171.75 and 31,962.44

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Solution

The fourth proportional to 58,819.78, 81,171.75 and 31,962.44 is: 44,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,819.78 : 81,171.75 = 31,962.44 : x
  2. Step 2: Convert to fraction form
    58,819.78/81,171.75 = 31,962.44/x
  3. Step 3: Cross multiply
    58,819.78x = 81,171.75 × 31,962.44
  4. Step 4: Simplify right side
    58,819.78x = 2,594,446,663.35
  5. Step 5: Solve for x
    x = 2,594,446,663.35/58,819.78
  6. Step 6: Final answer
    x = 44,108.40

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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.