Home / 66,099.13-91,216.82-37,804.84

Finding the Fourth Proportional to 66,099.13, 91,216.82 and 37,804.84

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Solution

The fourth proportional to 66,099.13, 91,216.82 and 37,804.84 is: 52,170.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,099.13 : 91,216.82 = 37,804.84 : x
  2. Step 2: Convert to fraction form
    66,099.13/91,216.82 = 37,804.84/x
  3. Step 3: Cross multiply
    66,099.13x = 91,216.82 × 37,804.84
  4. Step 4: Simplify right side
    66,099.13x = 3,448,437,285.41
  5. Step 5: Solve for x
    x = 3,448,437,285.41/66,099.13
  6. Step 6: Final answer
    x = 52,170.69

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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.