Home / 165,440.92-228,349.02-93,862.84

Finding the Fourth Proportional to 165,440.92, 228,349.02 and 93,862.84

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Solution

The fourth proportional to 165,440.92, 228,349.02 and 93,862.84 is: 129,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,440.92 : 228,349.02 = 93,862.84 : x
  2. Step 2: Convert to fraction form
    165,440.92/228,349.02 = 93,862.84/x
  3. Step 3: Cross multiply
    165,440.92x = 228,349.02 × 93,862.84
  4. Step 4: Simplify right side
    165,440.92x = 21,433,487,528.42
  5. Step 5: Solve for x
    x = 21,433,487,528.42/165,440.92
  6. Step 6: Final answer
    x = 129,553.73

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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.