Home / 161,428.08-222,777.92-134,525.52

Finding the Fourth Proportional to 161,428.08, 222,777.92 and 134,525.52

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Solution

The fourth proportional to 161,428.08, 222,777.92 and 134,525.52 is: 185,651.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,428.08 : 222,777.92 = 134,525.52 : x
  2. Step 2: Convert to fraction form
    161,428.08/222,777.92 = 134,525.52/x
  3. Step 3: Cross multiply
    161,428.08x = 222,777.92 × 134,525.52
  4. Step 4: Simplify right side
    161,428.08x = 29,969,315,532.52
  5. Step 5: Solve for x
    x = 29,969,315,532.52/161,428.08
  6. Step 6: Final answer
    x = 185,651.19

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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.