Home / 234,137.16-323,110.11-126,707.18

Finding the Fourth Proportional to 234,137.16, 323,110.11 and 126,707.18

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Solution

The fourth proportional to 234,137.16, 323,110.11 and 126,707.18 is: 174,856.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,137.16 : 323,110.11 = 126,707.18 : x
  2. Step 2: Convert to fraction form
    234,137.16/323,110.11 = 126,707.18/x
  3. Step 3: Cross multiply
    234,137.16x = 323,110.11 × 126,707.18
  4. Step 4: Simplify right side
    234,137.16x = 40,940,369,252.04
  5. Step 5: Solve for x
    x = 40,940,369,252.04/234,137.16
  6. Step 6: Final answer
    x = 174,856.35

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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.