Home / 165,723.08-228,687.08-97,724.47

Finding the Fourth Proportional to 165,723.08, 228,687.08 and 97,724.47

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Solution

The fourth proportional to 165,723.08, 228,687.08 and 97,724.47 is: 134,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,723.08 : 228,687.08 = 97,724.47 : x
  2. Step 2: Convert to fraction form
    165,723.08/228,687.08 = 97,724.47/x
  3. Step 3: Cross multiply
    165,723.08x = 228,687.08 × 97,724.47
  4. Step 4: Simplify right side
    165,723.08x = 22,348,322,545.41
  5. Step 5: Solve for x
    x = 22,348,322,545.41/165,723.08
  6. Step 6: Final answer
    x = 134,853.41

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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.