Home / 161,855.01-223,534.19-123,202.22

Finding the Fourth Proportional to 161,855.01, 223,534.19 and 123,202.22

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Solution

The fourth proportional to 161,855.01, 223,534.19 and 123,202.22 is: 170,151.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,855.01 : 223,534.19 = 123,202.22 : x
  2. Step 2: Convert to fraction form
    161,855.01/223,534.19 = 123,202.22/x
  3. Step 3: Cross multiply
    161,855.01x = 223,534.19 × 123,202.22
  4. Step 4: Simplify right side
    161,855.01x = 27,539,907,644.24
  5. Step 5: Solve for x
    x = 27,539,907,644.24/161,855.01
  6. Step 6: Final answer
    x = 170,151.72

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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.