Home / 222,036.01-306,391.19-125,234.53

Finding the Fourth Proportional to 222,036.01, 306,391.19 and 125,234.53

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Solution

The fourth proportional to 222,036.01, 306,391.19 and 125,234.53 is: 172,813.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,036.01 : 306,391.19 = 125,234.53 : x
  2. Step 2: Convert to fraction form
    222,036.01/306,391.19 = 125,234.53/x
  3. Step 3: Cross multiply
    222,036.01x = 306,391.19 × 125,234.53
  4. Step 4: Simplify right side
    222,036.01x = 38,370,756,815.60
  5. Step 5: Solve for x
    x = 38,370,756,815.60/222,036.01
  6. Step 6: Final answer
    x = 172,813.21

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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.