Home / 111,036.15-166,554.23-104,912.55

Finding the Fourth Proportional to 111,036.15, 166,554.23 and 104,912.55

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Solution

The fourth proportional to 111,036.15, 166,554.23 and 104,912.55 is: 157,368.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,036.15 : 166,554.23 = 104,912.55 : x
  2. Step 2: Convert to fraction form
    111,036.15/166,554.23 = 104,912.55/x
  3. Step 3: Cross multiply
    111,036.15x = 166,554.23 × 104,912.55
  4. Step 4: Simplify right side
    111,036.15x = 17,473,628,458.02
  5. Step 5: Solve for x
    x = 17,473,628,458.02/111,036.15
  6. Step 6: Final answer
    x = 157,368.83

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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.