Home / 66,395.66-91,624.82-36,181.23

Finding the Fourth Proportional to 66,395.66, 91,624.82 and 36,181.23

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Solution

The fourth proportional to 66,395.66, 91,624.82 and 36,181.23 is: 49,929.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,395.66 : 91,624.82 = 36,181.23 : x
  2. Step 2: Convert to fraction form
    66,395.66/91,624.82 = 36,181.23/x
  3. Step 3: Cross multiply
    66,395.66x = 91,624.82 × 36,181.23
  4. Step 4: Simplify right side
    66,395.66x = 3,315,098,228.00
  5. Step 5: Solve for x
    x = 3,315,098,228.00/66,395.66
  6. Step 6: Final answer
    x = 49,929.44

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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.