Home / 165,380.73-228,219.08-89,929.23

Finding the Fourth Proportional to 165,380.73, 228,219.08 and 89,929.23

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Solution

The fourth proportional to 165,380.73, 228,219.08 and 89,929.23 is: 124,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,380.73 : 228,219.08 = 89,929.23 : x
  2. Step 2: Convert to fraction form
    165,380.73/228,219.08 = 89,929.23/x
  3. Step 3: Cross multiply
    165,380.73x = 228,219.08 × 89,929.23
  4. Step 4: Simplify right side
    165,380.73x = 20,523,566,135.71
  5. Step 5: Solve for x
    x = 20,523,566,135.71/165,380.73
  6. Step 6: Final answer
    x = 124,098.90

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1.5x scale

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.