Home / 189,659.51-284,489.27-56,633.18

Finding the Fourth Proportional to 189,659.51, 284,489.27 and 56,633.18

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Solution

The fourth proportional to 189,659.51, 284,489.27 and 56,633.18 is: 84,949.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,659.51 : 284,489.27 = 56,633.18 : x
  2. Step 2: Convert to fraction form
    189,659.51/284,489.27 = 56,633.18/x
  3. Step 3: Cross multiply
    189,659.51x = 284,489.27 × 56,633.18
  4. Step 4: Simplify right side
    189,659.51x = 16,111,530,330.37
  5. Step 5: Solve for x
    x = 16,111,530,330.37/189,659.51
  6. Step 6: Final answer
    x = 84,949.76

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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.