Home / 165,434.72-228,197.52-144,264.80

Finding the Fourth Proportional to 165,434.72, 228,197.52 and 144,264.80

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Solution

The fourth proportional to 165,434.72, 228,197.52 and 144,264.80 is: 198,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,434.72 : 228,197.52 = 144,264.80 : x
  2. Step 2: Convert to fraction form
    165,434.72/228,197.52 = 144,264.80/x
  3. Step 3: Cross multiply
    165,434.72x = 228,197.52 × 144,264.80
  4. Step 4: Simplify right side
    165,434.72x = 32,920,869,583.30
  5. Step 5: Solve for x
    x = 32,920,869,583.30/165,434.72
  6. Step 6: Final answer
    x = 198,996.13

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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.