Home / 165,428.01-228,292.99-96,515.47

Finding the Fourth Proportional to 165,428.01, 228,292.99 and 96,515.47

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Solution

The fourth proportional to 165,428.01, 228,292.99 and 96,515.47 is: 133,192.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,428.01 : 228,292.99 = 96,515.47 : x
  2. Step 2: Convert to fraction form
    165,428.01/228,292.99 = 96,515.47/x
  3. Step 3: Cross multiply
    165,428.01x = 228,292.99 × 96,515.47
  4. Step 4: Simplify right side
    165,428.01x = 22,033,804,953.86
  5. Step 5: Solve for x
    x = 22,033,804,953.86/165,428.01
  6. Step 6: Final answer
    x = 133,192.71

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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.