Home / 119,557.79-164,983.14-65,832.32

Finding the Fourth Proportional to 119,557.79, 164,983.14 and 65,832.32

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Solution

The fourth proportional to 119,557.79, 164,983.14 and 65,832.32 is: 90,844.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,557.79 : 164,983.14 = 65,832.32 : x
  2. Step 2: Convert to fraction form
    119,557.79/164,983.14 = 65,832.32/x
  3. Step 3: Cross multiply
    119,557.79x = 164,983.14 × 65,832.32
  4. Step 4: Simplify right side
    119,557.79x = 10,861,222,867.08
  5. Step 5: Solve for x
    x = 10,861,222,867.08/119,557.79
  6. Step 6: Final answer
    x = 90,844.96

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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.