Home / 161,764.38-242,480.07-61,897.50

Finding the Fourth Proportional to 161,764.38, 242,480.07 and 61,897.50

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Solution

The fourth proportional to 161,764.38, 242,480.07 and 61,897.50 is: 92,782.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,764.38 : 242,480.07 = 61,897.50 : x
  2. Step 2: Convert to fraction form
    161,764.38/242,480.07 = 61,897.50/x
  3. Step 3: Cross multiply
    161,764.38x = 242,480.07 × 61,897.50
  4. Step 4: Simplify right side
    161,764.38x = 15,008,910,132.83
  5. Step 5: Solve for x
    x = 15,008,910,132.83/161,764.38
  6. Step 6: Final answer
    x = 92,782.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.