Home / 236,903.72-326,948.20-134,906.90

Finding the Fourth Proportional to 236,903.72, 326,948.20 and 134,906.90

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Solution

The fourth proportional to 236,903.72, 326,948.20 and 134,906.90 is: 186,183.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,903.72 : 326,948.20 = 134,906.90 : x
  2. Step 2: Convert to fraction form
    236,903.72/326,948.20 = 134,906.90/x
  3. Step 3: Cross multiply
    236,903.72x = 326,948.20 × 134,906.90
  4. Step 4: Simplify right side
    236,903.72x = 44,107,566,150.57
  5. Step 5: Solve for x
    x = 44,107,566,150.57/236,903.72
  6. Step 6: Final answer
    x = 186,183.51

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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.