Home / 40,124.61-60,185.09-15,162.75

Finding the Fourth Proportional to 40,124.61, 60,185.09 and 15,162.75

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Solution

The fourth proportional to 40,124.61, 60,185.09 and 15,162.75 is: 22,743.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,124.61 : 60,185.09 = 15,162.75 : x
  2. Step 2: Convert to fraction form
    40,124.61/60,185.09 = 15,162.75/x
  3. Step 3: Cross multiply
    40,124.61x = 60,185.09 × 15,162.75
  4. Step 4: Simplify right side
    40,124.61x = 912,571,511.30
  5. Step 5: Solve for x
    x = 912,571,511.30/40,124.61
  6. Step 6: Final answer
    x = 22,743.44

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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.