Home / 125,629.16-188,290.44-58,980.33

Finding the Fourth Proportional to 125,629.16, 188,290.44 and 58,980.33

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Solution

The fourth proportional to 125,629.16, 188,290.44 and 58,980.33 is: 88,398.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,629.16 : 188,290.44 = 58,980.33 : x
  2. Step 2: Convert to fraction form
    125,629.16/188,290.44 = 58,980.33/x
  3. Step 3: Cross multiply
    125,629.16x = 188,290.44 × 58,980.33
  4. Step 4: Simplify right side
    125,629.16x = 11,105,432,287.05
  5. Step 5: Solve for x
    x = 11,105,432,287.05/125,629.16
  6. Step 6: Final answer
    x = 88,398.53

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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.