Home / 236,612.43-326,403.62-156,010.55

Finding the Fourth Proportional to 236,612.43, 326,403.62 and 156,010.55

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Solution

The fourth proportional to 236,612.43, 326,403.62 and 156,010.55 is: 215,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,612.43 : 326,403.62 = 156,010.55 : x
  2. Step 2: Convert to fraction form
    236,612.43/326,403.62 = 156,010.55/x
  3. Step 3: Cross multiply
    236,612.43x = 326,403.62 × 156,010.55
  4. Step 4: Simplify right side
    236,612.43x = 50,922,405,866.12
  5. Step 5: Solve for x
    x = 50,922,405,866.12/236,612.43
  6. Step 6: Final answer
    x = 215,214.42

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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.