Home / 165,223.06-228,019.10-93,603.66

Finding the Fourth Proportional to 165,223.06, 228,019.10 and 93,603.66

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Solution

The fourth proportional to 165,223.06, 228,019.10 and 93,603.66 is: 129,179.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,223.06 : 228,019.10 = 93,603.66 : x
  2. Step 2: Convert to fraction form
    165,223.06/228,019.10 = 93,603.66/x
  3. Step 3: Cross multiply
    165,223.06x = 228,019.10 × 93,603.66
  4. Step 4: Simplify right side
    165,223.06x = 21,343,422,309.91
  5. Step 5: Solve for x
    x = 21,343,422,309.91/165,223.06
  6. Step 6: Final answer
    x = 129,179.44

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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.