Home / 40,235.28-60,313.77-19,169.70

Finding the Fourth Proportional to 40,235.28, 60,313.77 and 19,169.70

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Solution

The fourth proportional to 40,235.28, 60,313.77 and 19,169.70 is: 28,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,235.28 : 60,313.77 = 19,169.70 : x
  2. Step 2: Convert to fraction form
    40,235.28/60,313.77 = 19,169.70/x
  3. Step 3: Cross multiply
    40,235.28x = 60,313.77 × 19,169.70
  4. Step 4: Simplify right side
    40,235.28x = 1,156,196,876.77
  5. Step 5: Solve for x
    x = 1,156,196,876.77/40,235.28
  6. Step 6: Final answer
    x = 28,735.90

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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.