Home / 161,921.09-242,897.82-49,600.01

Finding the Fourth Proportional to 161,921.09, 242,897.82 and 49,600.01

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Solution

The fourth proportional to 161,921.09, 242,897.82 and 49,600.01 is: 74,404.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,921.09 : 242,897.82 = 49,600.01 : x
  2. Step 2: Convert to fraction form
    161,921.09/242,897.82 = 49,600.01/x
  3. Step 3: Cross multiply
    161,921.09x = 242,897.82 × 49,600.01
  4. Step 4: Simplify right side
    161,921.09x = 12,047,734,300.98
  5. Step 5: Solve for x
    x = 12,047,734,300.98/161,921.09
  6. Step 6: Final answer
    x = 74,404.97

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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.