Home / 236,632.14-326,556.90-129,206.43

Finding the Fourth Proportional to 236,632.14, 326,556.90 and 129,206.43

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Solution

The fourth proportional to 236,632.14, 326,556.90 and 129,206.43 is: 178,307.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,632.14 : 326,556.90 = 129,206.43 : x
  2. Step 2: Convert to fraction form
    236,632.14/326,556.90 = 129,206.43/x
  3. Step 3: Cross multiply
    236,632.14x = 326,556.90 × 129,206.43
  4. Step 4: Simplify right side
    236,632.14x = 42,193,251,240.87
  5. Step 5: Solve for x
    x = 42,193,251,240.87/236,632.14
  6. Step 6: Final answer
    x = 178,307.36

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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.