Home / 58,630.43-87,944.70-18,648.83

Finding the Fourth Proportional to 58,630.43, 87,944.70 and 18,648.83

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Solution

The fourth proportional to 58,630.43, 87,944.70 and 18,648.83 is: 27,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,630.43 : 87,944.70 = 18,648.83 : x
  2. Step 2: Convert to fraction form
    58,630.43/87,944.70 = 18,648.83/x
  3. Step 3: Cross multiply
    58,630.43x = 87,944.70 × 18,648.83
  4. Step 4: Simplify right side
    58,630.43x = 1,640,065,759.70
  5. Step 5: Solve for x
    x = 1,640,065,759.70/58,630.43
  6. Step 6: Final answer
    x = 27,972.95

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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.