Home / 111,141.58-166,805.61-104,135.26

Finding the Fourth Proportional to 111,141.58, 166,805.61 and 104,135.26

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Solution

The fourth proportional to 111,141.58, 166,805.61 and 104,135.26 is: 156,290.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,141.58 : 166,805.61 = 104,135.26 : x
  2. Step 2: Convert to fraction form
    111,141.58/166,805.61 = 104,135.26/x
  3. Step 3: Cross multiply
    111,141.58x = 166,805.61 × 104,135.26
  4. Step 4: Simplify right side
    111,141.58x = 17,370,345,566.81
  5. Step 5: Solve for x
    x = 17,370,345,566.81/111,141.58
  6. Step 6: Final answer
    x = 156,290.25

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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.