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Finding the Fourth Proportional to 178,666.64, 246,560.46 and 98,099.39

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Solution

The fourth proportional to 178,666.64, 246,560.46 and 98,099.39 is: 135,377.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,666.64 : 246,560.46 = 98,099.39 : x
  2. Step 2: Convert to fraction form
    178,666.64/246,560.46 = 98,099.39/x
  3. Step 3: Cross multiply
    178,666.64x = 246,560.46 × 98,099.39
  4. Step 4: Simplify right side
    178,666.64x = 24,187,429,585.75
  5. Step 5: Solve for x
    x = 24,187,429,585.75/178,666.64
  6. Step 6: Final answer
    x = 135,377.42

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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.