Home / 161,650.44-223,069.14-90,029.16

Finding the Fourth Proportional to 161,650.44, 223,069.14 and 90,029.16

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Solution

The fourth proportional to 161,650.44, 223,069.14 and 90,029.16 is: 124,235.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,650.44 : 223,069.14 = 90,029.16 : x
  2. Step 2: Convert to fraction form
    161,650.44/223,069.14 = 90,029.16/x
  3. Step 3: Cross multiply
    161,650.44x = 223,069.14 × 90,029.16
  4. Step 4: Simplify right side
    161,650.44x = 20,082,727,296.12
  5. Step 5: Solve for x
    x = 20,082,727,296.12/161,650.44
  6. Step 6: Final answer
    x = 124,235.53

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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.