Home / 236,815.82-326,790.15-134,851.70

Finding the Fourth Proportional to 236,815.82, 326,790.15 and 134,851.70

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Solution

The fourth proportional to 236,815.82, 326,790.15 and 134,851.70 is: 186,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,815.82 : 326,790.15 = 134,851.70 : x
  2. Step 2: Convert to fraction form
    236,815.82/326,790.15 = 134,851.70/x
  3. Step 3: Cross multiply
    236,815.82x = 326,790.15 × 134,851.70
  4. Step 4: Simplify right side
    236,815.82x = 44,068,207,582.04
  5. Step 5: Solve for x
    x = 44,068,207,582.04/236,815.82
  6. Step 6: Final answer
    x = 186,086.42

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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.