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Finding the Fourth Proportional to 178,473.61, 246,259.47 and 102,016.92

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Solution

The fourth proportional to 178,473.61, 246,259.47 and 102,016.92 is: 140,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,473.61 : 246,259.47 = 102,016.92 : x
  2. Step 2: Convert to fraction form
    178,473.61/246,259.47 = 102,016.92/x
  3. Step 3: Cross multiply
    178,473.61x = 246,259.47 × 102,016.92
  4. Step 4: Simplify right side
    178,473.61x = 25,122,632,650.23
  5. Step 5: Solve for x
    x = 25,122,632,650.23/178,473.61
  6. Step 6: Final answer
    x = 140,763.85

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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.