Home / 236,734.00-326,702.43-129,308.56

Finding the Fourth Proportional to 236,734.00, 326,702.43 and 129,308.56

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Solution

The fourth proportional to 236,734.00, 326,702.43 and 129,308.56 is: 178,451.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,734.00 : 326,702.43 = 129,308.56 : x
  2. Step 2: Convert to fraction form
    236,734.00/326,702.43 = 129,308.56/x
  3. Step 3: Cross multiply
    236,734.00x = 326,702.43 × 129,308.56
  4. Step 4: Simplify right side
    236,734.00x = 42,245,419,955.04
  5. Step 5: Solve for x
    x = 42,245,419,955.04/236,734.00
  6. Step 6: Final answer
    x = 178,451.01

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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.