Home / 181,221.67-250,089.00-99,553.36

Finding the Fourth Proportional to 181,221.67, 250,089.00 and 99,553.36

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Solution

The fourth proportional to 181,221.67, 250,089.00 and 99,553.36 is: 137,385.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,221.67 : 250,089.00 = 99,553.36 : x
  2. Step 2: Convert to fraction form
    181,221.67/250,089.00 = 99,553.36/x
  3. Step 3: Cross multiply
    181,221.67x = 250,089.00 × 99,553.36
  4. Step 4: Simplify right side
    181,221.67x = 24,897,199,751.27
  5. Step 5: Solve for x
    x = 24,897,199,751.27/181,221.67
  6. Step 6: Final answer
    x = 137,385.33

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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.