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Finding the Fourth Proportional to 162,100.56, 243,150.84 and 83,164.44

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Solution

The fourth proportional to 162,100.56, 243,150.84 and 83,164.44 is: 124,746.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,100.56 : 243,150.84 = 83,164.44 : x
  2. Step 2: Convert to fraction form
    162,100.56/243,150.84 = 83,164.44/x
  3. Step 3: Cross multiply
    162,100.56x = 243,150.84 × 83,164.44
  4. Step 4: Simplify right side
    162,100.56x = 20,221,503,444.13
  5. Step 5: Solve for x
    x = 20,221,503,444.13/162,100.56
  6. Step 6: Final answer
    x = 124,746.66

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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.