Home / 161,822.05-242,694.18-82,895.65

Finding the Fourth Proportional to 161,822.05, 242,694.18 and 82,895.65

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Solution

The fourth proportional to 161,822.05, 242,694.18 and 82,895.65 is: 124,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,822.05 : 242,694.18 = 82,895.65 : x
  2. Step 2: Convert to fraction form
    161,822.05/242,694.18 = 82,895.65/x
  3. Step 3: Cross multiply
    161,822.05x = 242,694.18 × 82,895.65
  4. Step 4: Simplify right side
    161,822.05x = 20,118,291,802.32
  5. Step 5: Solve for x
    x = 20,118,291,802.32/161,822.05
  6. Step 6: Final answer
    x = 124,323.55

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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.