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Finding the Fourth Proportional to 178,683.91, 268,009.22 and 60,356.27

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Solution

The fourth proportional to 178,683.91, 268,009.22 and 60,356.27 is: 90,528.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,683.91 : 268,009.22 = 60,356.27 : x
  2. Step 2: Convert to fraction form
    178,683.91/268,009.22 = 60,356.27/x
  3. Step 3: Cross multiply
    178,683.91x = 268,009.22 × 60,356.27
  4. Step 4: Simplify right side
    178,683.91x = 16,176,037,665.72
  5. Step 5: Solve for x
    x = 16,176,037,665.72/178,683.91
  6. Step 6: Final answer
    x = 90,528.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.