Home / 161,529.92-242,329.40-49,219.10

Finding the Fourth Proportional to 161,529.92, 242,329.40 and 49,219.10

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Solution

The fourth proportional to 161,529.92, 242,329.40 and 49,219.10 is: 73,839.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,529.92 : 242,329.40 = 49,219.10 : x
  2. Step 2: Convert to fraction form
    161,529.92/242,329.40 = 49,219.10/x
  3. Step 3: Cross multiply
    161,529.92x = 242,329.40 × 49,219.10
  4. Step 4: Simplify right side
    161,529.92x = 11,927,234,971.54
  5. Step 5: Solve for x
    x = 11,927,234,971.54/161,529.92
  6. Step 6: Final answer
    x = 73,839.17

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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.