Home / 57,812.67-86,732.37-22,279.05

Finding the Fourth Proportional to 57,812.67, 86,732.37 and 22,279.05

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Solution

The fourth proportional to 57,812.67, 86,732.37 and 22,279.05 is: 33,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,812.67 : 86,732.37 = 22,279.05 : x
  2. Step 2: Convert to fraction form
    57,812.67/86,732.37 = 22,279.05/x
  3. Step 3: Cross multiply
    57,812.67x = 86,732.37 × 22,279.05
  4. Step 4: Simplify right side
    57,812.67x = 1,932,314,807.85
  5. Step 5: Solve for x
    x = 1,932,314,807.85/57,812.67
  6. Step 6: Final answer
    x = 33,423.73

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1.5x scale

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.