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Finding the Fourth Proportional to 168,574.34, 232,639.28 and 96,954.28

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Solution

The fourth proportional to 168,574.34, 232,639.28 and 96,954.28 is: 133,800.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,574.34 : 232,639.28 = 96,954.28 : x
  2. Step 2: Convert to fraction form
    168,574.34/232,639.28 = 96,954.28/x
  3. Step 3: Cross multiply
    168,574.34x = 232,639.28 × 96,954.28
  4. Step 4: Simplify right side
    168,574.34x = 22,555,373,892.12
  5. Step 5: Solve for x
    x = 22,555,373,892.12/168,574.34
  6. Step 6: Final answer
    x = 133,800.75

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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.