Home / 66,208.14-91,369.03-35,995.53

Finding the Fourth Proportional to 66,208.14, 91,369.03 and 35,995.53

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Solution

The fourth proportional to 66,208.14, 91,369.03 and 35,995.53 is: 49,674.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,208.14 : 91,369.03 = 35,995.53 : x
  2. Step 2: Convert to fraction form
    66,208.14/91,369.03 = 35,995.53/x
  3. Step 3: Cross multiply
    66,208.14x = 91,369.03 × 35,995.53
  4. Step 4: Simplify right side
    66,208.14x = 3,288,876,570.45
  5. Step 5: Solve for x
    x = 3,288,876,570.45/66,208.14
  6. Step 6: Final answer
    x = 49,674.81

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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.