Home / 181,230.38-250,091.00-100,663.07

Finding the Fourth Proportional to 181,230.38, 250,091.00 and 100,663.07

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Solution

The fourth proportional to 181,230.38, 250,091.00 and 100,663.07 is: 138,911.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,230.38 : 250,091.00 = 100,663.07 : x
  2. Step 2: Convert to fraction form
    181,230.38/250,091.00 = 100,663.07/x
  3. Step 3: Cross multiply
    181,230.38x = 250,091.00 × 100,663.07
  4. Step 4: Simplify right side
    181,230.38x = 25,174,926,085.60
  5. Step 5: Solve for x
    x = 25,174,926,085.60/181,230.38
  6. Step 6: Final answer
    x = 138,911.18

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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.