Home / 66,396.00-91,625.28-36,181.59

Finding the Fourth Proportional to 66,396.00, 91,625.28 and 36,181.59

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Solution

The fourth proportional to 66,396.00, 91,625.28 and 36,181.59 is: 49,929.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,396.00 : 91,625.28 = 36,181.59 : x
  2. Step 2: Convert to fraction form
    66,396.00/91,625.28 = 36,181.59/x
  3. Step 3: Cross multiply
    66,396.00x = 91,625.28 × 36,181.59
  4. Step 4: Simplify right side
    66,396.00x = 3,315,147,835.32
  5. Step 5: Solve for x
    x = 3,315,147,835.32/66,396.00
  6. Step 6: Final answer
    x = 49,929.93

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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.