Home / 165,327.80-228,154.62-89,877.92

Finding the Fourth Proportional to 165,327.80, 228,154.62 and 89,877.92

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Solution

The fourth proportional to 165,327.80, 228,154.62 and 89,877.92 is: 124,032.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,327.80 : 228,154.62 = 89,877.92 : x
  2. Step 2: Convert to fraction form
    165,327.80/228,154.62 = 89,877.92/x
  3. Step 3: Cross multiply
    165,327.80x = 228,154.62 × 89,877.92
  4. Step 4: Simplify right side
    165,327.80x = 20,506,062,683.99
  5. Step 5: Solve for x
    x = 20,506,062,683.99/165,327.80
  6. Step 6: Final answer
    x = 124,032.76

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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.