Home / 189,616.17-284,507.19-89,847.66

Finding the Fourth Proportional to 189,616.17, 284,507.19 and 89,847.66

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Solution

The fourth proportional to 189,616.17, 284,507.19 and 89,847.66 is: 134,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,616.17 : 284,507.19 = 89,847.66 : x
  2. Step 2: Convert to fraction form
    189,616.17/284,507.19 = 89,847.66/x
  3. Step 3: Cross multiply
    189,616.17x = 284,507.19 × 89,847.66
  4. Step 4: Simplify right side
    189,616.17x = 25,562,305,274.68
  5. Step 5: Solve for x
    x = 25,562,305,274.68/189,616.17
  6. Step 6: Final answer
    x = 134,810.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.