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Finding the Fourth Proportional to 162,422.37, 243,682.74 and 73,652.04

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Solution

The fourth proportional to 162,422.37, 243,682.74 and 73,652.04 is: 110,500.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,422.37 : 243,682.74 = 73,652.04 : x
  2. Step 2: Convert to fraction form
    162,422.37/243,682.74 = 73,652.04/x
  3. Step 3: Cross multiply
    162,422.37x = 243,682.74 × 73,652.04
  4. Step 4: Simplify right side
    162,422.37x = 17,947,730,913.79
  5. Step 5: Solve for x
    x = 17,947,730,913.79/162,422.37
  6. Step 6: Final answer
    x = 110,500.36

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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.