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Finding the Fourth Proportional to 178,844.48, 246,806.12 and 98,273.76

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Solution

The fourth proportional to 178,844.48, 246,806.12 and 98,273.76 is: 135,618.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,844.48 : 246,806.12 = 98,273.76 : x
  2. Step 2: Convert to fraction form
    178,844.48/246,806.12 = 98,273.76/x
  3. Step 3: Cross multiply
    178,844.48x = 246,806.12 × 98,273.76
  4. Step 4: Simplify right side
    178,844.48x = 24,254,565,403.41
  5. Step 5: Solve for x
    x = 24,254,565,403.41/178,844.48
  6. Step 6: Final answer
    x = 135,618.19

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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.