Home / 236,868.27-326,882.48-129,442.83

Finding the Fourth Proportional to 236,868.27, 326,882.48 and 129,442.83

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Solution

The fourth proportional to 236,868.27, 326,882.48 and 129,442.83 is: 178,633.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,868.27 : 326,882.48 = 129,442.83 : x
  2. Step 2: Convert to fraction form
    236,868.27/326,882.48 = 129,442.83/x
  3. Step 3: Cross multiply
    236,868.27x = 326,882.48 × 129,442.83
  4. Step 4: Simplify right side
    236,868.27x = 42,312,593,288.62
  5. Step 5: Solve for x
    x = 42,312,593,288.62/236,868.27
  6. Step 6: Final answer
    x = 178,633.44

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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.