Home / 58,568.03-87,833.85-21,123.23

Finding the Fourth Proportional to 58,568.03, 87,833.85 and 21,123.23

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Solution

The fourth proportional to 58,568.03, 87,833.85 and 21,123.23 is: 31,678.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,568.03 : 87,833.85 = 21,123.23 : x
  2. Step 2: Convert to fraction form
    58,568.03/87,833.85 = 21,123.23/x
  3. Step 3: Cross multiply
    58,568.03x = 87,833.85 × 21,123.23
  4. Step 4: Simplify right side
    58,568.03x = 1,855,334,765.53
  5. Step 5: Solve for x
    x = 1,855,334,765.53/58,568.03
  6. Step 6: Final answer
    x = 31,678.29

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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.