Home / 165,695.22-228,653.10-101,272.23

Finding the Fourth Proportional to 165,695.22, 228,653.10 and 101,272.23

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Solution

The fourth proportional to 165,695.22, 228,653.10 and 101,272.23 is: 139,751.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,695.22 : 228,653.10 = 101,272.23 : x
  2. Step 2: Convert to fraction form
    165,695.22/228,653.10 = 101,272.23/x
  3. Step 3: Cross multiply
    165,695.22x = 228,653.10 × 101,272.23
  4. Step 4: Simplify right side
    165,695.22x = 23,156,209,333.41
  5. Step 5: Solve for x
    x = 23,156,209,333.41/165,695.22
  6. Step 6: Final answer
    x = 139,751.82

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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.