Home / 66,226.61-91,392.23-36,011.96

Finding the Fourth Proportional to 66,226.61, 91,392.23 and 36,011.96

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Solution

The fourth proportional to 66,226.61, 91,392.23 and 36,011.96 is: 49,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,226.61 : 91,392.23 = 36,011.96 : x
  2. Step 2: Convert to fraction form
    66,226.61/91,392.23 = 36,011.96/x
  3. Step 3: Cross multiply
    66,226.61x = 91,392.23 × 36,011.96
  4. Step 4: Simplify right side
    66,226.61x = 3,291,212,694.05
  5. Step 5: Solve for x
    x = 3,291,212,694.05/66,226.61
  6. Step 6: Final answer
    x = 49,696.23

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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.