Home / 58,222.38-87,350.58-18,778.62

Finding the Fourth Proportional to 58,222.38, 87,350.58 and 18,778.62

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Solution

The fourth proportional to 58,222.38, 87,350.58 and 18,778.62 is: 28,173.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,222.38 : 87,350.58 = 18,778.62 : x
  2. Step 2: Convert to fraction form
    58,222.38/87,350.58 = 18,778.62/x
  3. Step 3: Cross multiply
    58,222.38x = 87,350.58 × 18,778.62
  4. Step 4: Simplify right side
    58,222.38x = 1,640,323,348.60
  5. Step 5: Solve for x
    x = 1,640,323,348.60/58,222.38
  6. Step 6: Final answer
    x = 28,173.42

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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.