Home / 165,223.64-228,007.82-93,603.49

Finding the Fourth Proportional to 165,223.64, 228,007.82 and 93,603.49

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Solution

The fourth proportional to 165,223.64, 228,007.82 and 93,603.49 is: 129,172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,223.64 : 228,007.82 = 93,603.49 : x
  2. Step 2: Convert to fraction form
    165,223.64/228,007.82 = 93,603.49/x
  3. Step 3: Cross multiply
    165,223.64x = 228,007.82 × 93,603.49
  4. Step 4: Simplify right side
    165,223.64x = 21,342,327,699.29
  5. Step 5: Solve for x
    x = 21,342,327,699.29/165,223.64
  6. Step 6: Final answer
    x = 129,172.36

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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.