Home / 236,827.01-326,817.40-129,394.73

Finding the Fourth Proportional to 236,827.01, 326,817.40 and 129,394.73

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Solution

The fourth proportional to 236,827.01, 326,817.40 and 129,394.73 is: 178,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,827.01 : 326,817.40 = 129,394.73 : x
  2. Step 2: Convert to fraction form
    236,827.01/326,817.40 = 129,394.73/x
  3. Step 3: Cross multiply
    236,827.01x = 326,817.40 × 129,394.73
  4. Step 4: Simplify right side
    236,827.01x = 42,288,449,232.30
  5. Step 5: Solve for x
    x = 42,288,449,232.30/236,827.01
  6. Step 6: Final answer
    x = 178,562.61

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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.