Home / 161,721.99-242,658.32-61,849.29

Finding the Fourth Proportional to 161,721.99, 242,658.32 and 61,849.29

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Solution

The fourth proportional to 161,721.99, 242,658.32 and 61,849.29 is: 92,802.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,721.99 : 242,658.32 = 61,849.29 : x
  2. Step 2: Convert to fraction form
    161,721.99/242,658.32 = 61,849.29/x
  3. Step 3: Cross multiply
    161,721.99x = 242,658.32 × 61,849.29
  4. Step 4: Simplify right side
    161,721.99x = 15,008,244,495.35
  5. Step 5: Solve for x
    x = 15,008,244,495.35/161,721.99
  6. Step 6: Final answer
    x = 92,802.74

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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.