Home / 111,185.75-166,681.01-57,765.24

Finding the Fourth Proportional to 111,185.75, 166,681.01 and 57,765.24

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Solution

The fourth proportional to 111,185.75, 166,681.01 and 57,765.24 is: 86,597.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,185.75 : 166,681.01 = 57,765.24 : x
  2. Step 2: Convert to fraction form
    111,185.75/166,681.01 = 57,765.24/x
  3. Step 3: Cross multiply
    111,185.75x = 166,681.01 × 57,765.24
  4. Step 4: Simplify right side
    111,185.75x = 9,628,368,257.27
  5. Step 5: Solve for x
    x = 9,628,368,257.27/111,185.75
  6. Step 6: Final answer
    x = 86,597.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.