Home / 191,181.03-263,842.73-126,538.92

Finding the Fourth Proportional to 191,181.03, 263,842.73 and 126,538.92

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Solution

The fourth proportional to 191,181.03, 263,842.73 and 126,538.92 is: 174,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,181.03 : 263,842.73 = 126,538.92 : x
  2. Step 2: Convert to fraction form
    191,181.03/263,842.73 = 126,538.92/x
  3. Step 3: Cross multiply
    191,181.03x = 263,842.73 × 126,538.92
  4. Step 4: Simplify right side
    191,181.03x = 33,386,373,471.36
  5. Step 5: Solve for x
    x = 33,386,373,471.36/191,181.03
  6. Step 6: Final answer
    x = 174,632.25

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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.