Home / 58,076.42-87,063.03-20,631.56

Finding the Fourth Proportional to 58,076.42, 87,063.03 and 20,631.56

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Solution

The fourth proportional to 58,076.42, 87,063.03 and 20,631.56 is: 30,929.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,076.42 : 87,063.03 = 20,631.56 : x
  2. Step 2: Convert to fraction form
    58,076.42/87,063.03 = 20,631.56/x
  3. Step 3: Cross multiply
    58,076.42x = 87,063.03 × 20,631.56
  4. Step 4: Simplify right side
    58,076.42x = 1,796,245,691.91
  5. Step 5: Solve for x
    x = 1,796,245,691.91/58,076.42
  6. Step 6: Final answer
    x = 30,929.00

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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.