Home / 188,177.85-260,058.74-154,132.43

Finding the Fourth Proportional to 188,177.85, 260,058.74 and 154,132.43

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Solution

The fourth proportional to 188,177.85, 260,058.74 and 154,132.43 is: 213,008.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,177.85 : 260,058.74 = 154,132.43 : x
  2. Step 2: Convert to fraction form
    188,177.85/260,058.74 = 154,132.43/x
  3. Step 3: Cross multiply
    188,177.85x = 260,058.74 × 154,132.43
  4. Step 4: Simplify right side
    188,177.85x = 40,083,483,467.98
  5. Step 5: Solve for x
    x = 40,083,483,467.98/188,177.85
  6. Step 6: Final answer
    x = 213,008.51

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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.