Home / 161,216.64-222,613.26-134,499.21

Finding the Fourth Proportional to 161,216.64, 222,613.26 and 134,499.21

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Solution

The fourth proportional to 161,216.64, 222,613.26 and 134,499.21 is: 185,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,216.64 : 222,613.26 = 134,499.21 : x
  2. Step 2: Convert to fraction form
    161,216.64/222,613.26 = 134,499.21/x
  3. Step 3: Cross multiply
    161,216.64x = 222,613.26 × 134,499.21
  4. Step 4: Simplify right side
    161,216.64x = 29,941,307,605.52
  5. Step 5: Solve for x
    x = 29,941,307,605.52/161,216.64
  6. Step 6: Final answer
    x = 185,720.95

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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.