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Finding the Fourth Proportional to 186,267.01, 279,410.84 and 53,137.03

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Solution

The fourth proportional to 186,267.01, 279,410.84 and 53,137.03 is: 79,708.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,267.01 : 279,410.84 = 53,137.03 : x
  2. Step 2: Convert to fraction form
    186,267.01/279,410.84 = 53,137.03/x
  3. Step 3: Cross multiply
    186,267.01x = 279,410.84 × 53,137.03
  4. Step 4: Simplify right side
    186,267.01x = 14,847,060,524.67
  5. Step 5: Solve for x
    x = 14,847,060,524.67/186,267.01
  6. Step 6: Final answer
    x = 79,708.48

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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.