Home / 209,076.73-288,550.61-124,194.13

Finding the Fourth Proportional to 209,076.73, 288,550.61 and 124,194.13

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Solution

The fourth proportional to 209,076.73, 288,550.61 and 124,194.13 is: 171,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,076.73 : 288,550.61 = 124,194.13 : x
  2. Step 2: Convert to fraction form
    209,076.73/288,550.61 = 124,194.13/x
  3. Step 3: Cross multiply
    209,076.73x = 288,550.61 × 124,194.13
  4. Step 4: Simplify right side
    209,076.73x = 35,836,291,969.92
  5. Step 5: Solve for x
    x = 35,836,291,969.92/209,076.73
  6. Step 6: Final answer
    x = 171,402.58

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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.