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Finding the Fourth Proportional to 168,017.76, 231,869.76 and 96,410.88

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Solution

The fourth proportional to 168,017.76, 231,869.76 and 96,410.88 is: 133,050.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,017.76 : 231,869.76 = 96,410.88 : x
  2. Step 2: Convert to fraction form
    168,017.76/231,869.76 = 96,410.88/x
  3. Step 3: Cross multiply
    168,017.76x = 231,869.76 × 96,410.88
  4. Step 4: Simplify right side
    168,017.76x = 22,354,767,606.99
  5. Step 5: Solve for x
    x = 22,354,767,606.99/168,017.76
  6. Step 6: Final answer
    x = 133,050.03

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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.