Home / 236,633.52-326,551.77-129,203.22

Finding the Fourth Proportional to 236,633.52, 326,551.77 and 129,203.22

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Solution

The fourth proportional to 236,633.52, 326,551.77 and 129,203.22 is: 178,299.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,633.52 : 326,551.77 = 129,203.22 : x
  2. Step 2: Convert to fraction form
    236,633.52/326,551.77 = 129,203.22/x
  3. Step 3: Cross multiply
    236,633.52x = 326,551.77 × 129,203.22
  4. Step 4: Simplify right side
    236,633.52x = 42,191,540,180.70
  5. Step 5: Solve for x
    x = 42,191,540,180.70/236,633.52
  6. Step 6: Final answer
    x = 178,299.09

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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.