Home / 234,894.17-324,078.57-131,513.13

Finding the Fourth Proportional to 234,894.17, 324,078.57 and 131,513.13

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Solution

The fourth proportional to 234,894.17, 324,078.57 and 131,513.13 is: 181,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,894.17 : 324,078.57 = 131,513.13 : x
  2. Step 2: Convert to fraction form
    234,894.17/324,078.57 = 131,513.13/x
  3. Step 3: Cross multiply
    234,894.17x = 324,078.57 × 131,513.13
  4. Step 4: Simplify right side
    234,894.17x = 42,620,587,106.62
  5. Step 5: Solve for x
    x = 42,620,587,106.62/234,894.17
  6. Step 6: Final answer
    x = 181,445.91

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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.