Home / 63,930.94-88,188.57-40,016.10

Finding the Fourth Proportional to 63,930.94, 88,188.57 and 40,016.10

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Solution

The fourth proportional to 63,930.94, 88,188.57 and 40,016.10 is: 55,199.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,930.94 : 88,188.57 = 40,016.10 : x
  2. Step 2: Convert to fraction form
    63,930.94/88,188.57 = 40,016.10/x
  3. Step 3: Cross multiply
    63,930.94x = 88,188.57 × 40,016.10
  4. Step 4: Simplify right side
    63,930.94x = 3,528,962,635.98
  5. Step 5: Solve for x
    x = 3,528,962,635.98/63,930.94
  6. Step 6: Final answer
    x = 55,199.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.