Home / 236,867.27-326,881.10-129,441.83

Finding the Fourth Proportional to 236,867.27, 326,881.10 and 129,441.83

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Solution

The fourth proportional to 236,867.27, 326,881.10 and 129,441.83 is: 178,632.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,867.27 : 326,881.10 = 129,441.83 : x
  2. Step 2: Convert to fraction form
    236,867.27/326,881.10 = 129,441.83/x
  3. Step 3: Cross multiply
    236,867.27x = 326,881.10 × 129,441.83
  4. Step 4: Simplify right side
    236,867.27x = 42,312,086,465.61
  5. Step 5: Solve for x
    x = 42,312,086,465.61/236,867.27
  6. Step 6: Final answer
    x = 178,632.06

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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.