Home / 189,222.66-257,629.26-188,632.17

Finding the Fourth Proportional to 189,222.66, 257,629.26 and 188,632.17

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Solution

The fourth proportional to 189,222.66, 257,629.26 and 188,632.17 is: 256,825.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,222.66 : 257,629.26 = 188,632.17 : x
  2. Step 2: Convert to fraction form
    189,222.66/257,629.26 = 188,632.17/x
  3. Step 3: Cross multiply
    189,222.66x = 257,629.26 × 188,632.17
  4. Step 4: Simplify right side
    189,222.66x = 48,597,165,081.15
  5. Step 5: Solve for x
    x = 48,597,165,081.15/189,222.66
  6. Step 6: Final answer
    x = 256,825.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.