Home / 203,725.01-281,110.54-113,081.65

Finding the Fourth Proportional to 203,725.01, 281,110.54 and 113,081.65

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Solution

The fourth proportional to 203,725.01, 281,110.54 and 113,081.65 is: 156,036.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,725.01 : 281,110.54 = 113,081.65 : x
  2. Step 2: Convert to fraction form
    203,725.01/281,110.54 = 113,081.65/x
  3. Step 3: Cross multiply
    203,725.01x = 281,110.54 × 113,081.65
  4. Step 4: Simplify right side
    203,725.01x = 31,788,443,695.59
  5. Step 5: Solve for x
    x = 31,788,443,695.59/203,725.01
  6. Step 6: Final answer
    x = 156,036.04

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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.