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Finding the Fourth Proportional to 178,410.40, 246,209.73 and 97,833.12

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Solution

The fourth proportional to 178,410.40, 246,209.73 and 97,833.12 is: 135,011.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,410.40 : 246,209.73 = 97,833.12 : x
  2. Step 2: Convert to fraction form
    178,410.40/246,209.73 = 97,833.12/x
  3. Step 3: Cross multiply
    178,410.40x = 246,209.73 × 97,833.12
  4. Step 4: Simplify right side
    178,410.40x = 24,087,465,320.41
  5. Step 5: Solve for x
    x = 24,087,465,320.41/178,410.40
  6. Step 6: Final answer
    x = 135,011.56

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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.