Home / 203,925.04-281,418.47-112,046.25

Finding the Fourth Proportional to 203,925.04, 281,418.47 and 112,046.25

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Solution

The fourth proportional to 203,925.04, 281,418.47 and 112,046.25 is: 154,624.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,925.04 : 281,418.47 = 112,046.25 : x
  2. Step 2: Convert to fraction form
    203,925.04/281,418.47 = 112,046.25/x
  3. Step 3: Cross multiply
    203,925.04x = 281,418.47 × 112,046.25
  4. Step 4: Simplify right side
    203,925.04x = 31,531,884,101.74
  5. Step 5: Solve for x
    x = 31,531,884,101.74/203,925.04
  6. Step 6: Final answer
    x = 154,624.88

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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.