Home / 161,950.38-223,563.18-104,617.65

Finding the Fourth Proportional to 161,950.38, 223,563.18 and 104,617.65

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Solution

The fourth proportional to 161,950.38, 223,563.18 and 104,617.65 is: 144,418.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,950.38 : 223,563.18 = 104,617.65 : x
  2. Step 2: Convert to fraction form
    161,950.38/223,563.18 = 104,617.65/x
  3. Step 3: Cross multiply
    161,950.38x = 223,563.18 × 104,617.65
  4. Step 4: Simplify right side
    161,950.38x = 23,388,654,518.13
  5. Step 5: Solve for x
    x = 23,388,654,518.13/161,950.38
  6. Step 6: Final answer
    x = 144,418.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.