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Finding the Fourth Proportional to 162,686.33, 243,938.96 and 50,334.67

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Solution

The fourth proportional to 162,686.33, 243,938.96 and 50,334.67 is: 75,473.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,686.33 : 243,938.96 = 50,334.67 : x
  2. Step 2: Convert to fraction form
    162,686.33/243,938.96 = 50,334.67/x
  3. Step 3: Cross multiply
    162,686.33x = 243,938.96 × 50,334.67
  4. Step 4: Simplify right side
    162,686.33x = 12,278,587,051.74
  5. Step 5: Solve for x
    x = 12,278,587,051.74/162,686.33
  6. Step 6: Final answer
    x = 75,473.99

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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.