Home / 66,098.06-91,216.02-35,883.66

Finding the Fourth Proportional to 66,098.06, 91,216.02 and 35,883.66

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Solution

The fourth proportional to 66,098.06, 91,216.02 and 35,883.66 is: 49,519.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,098.06 : 91,216.02 = 35,883.66 : x
  2. Step 2: Convert to fraction form
    66,098.06/91,216.02 = 35,883.66/x
  3. Step 3: Cross multiply
    66,098.06x = 91,216.02 × 35,883.66
  4. Step 4: Simplify right side
    66,098.06x = 3,273,164,648.23
  5. Step 5: Solve for x
    x = 3,273,164,648.23/66,098.06
  6. Step 6: Final answer
    x = 49,519.83

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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.