Home / 45,194.52-67,814.46-18,898.68

Finding the Fourth Proportional to 45,194.52, 67,814.46 and 18,898.68

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Solution

The fourth proportional to 45,194.52, 67,814.46 and 18,898.68 is: 28,357.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,194.52 : 67,814.46 = 18,898.68 : x
  2. Step 2: Convert to fraction form
    45,194.52/67,814.46 = 18,898.68/x
  3. Step 3: Cross multiply
    45,194.52x = 67,814.46 × 18,898.68
  4. Step 4: Simplify right side
    45,194.52x = 1,281,603,778.91
  5. Step 5: Solve for x
    x = 1,281,603,778.91/45,194.52
  6. Step 6: Final answer
    x = 28,357.50

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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.