Home / 236,568.27-326,451.73-129,117.45

Finding the Fourth Proportional to 236,568.27, 326,451.73 and 129,117.45

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Solution

The fourth proportional to 236,568.27, 326,451.73 and 129,117.45 is: 178,175.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,568.27 : 326,451.73 = 129,117.45 : x
  2. Step 2: Convert to fraction form
    236,568.27/326,451.73 = 129,117.45/x
  3. Step 3: Cross multiply
    236,568.27x = 326,451.73 × 129,117.45
  4. Step 4: Simplify right side
    236,568.27x = 42,150,614,925.69
  5. Step 5: Solve for x
    x = 42,150,614,925.69/236,568.27
  6. Step 6: Final answer
    x = 178,175.27

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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.