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Finding the Fourth Proportional to 169,416.56, 254,073.00 and 57,066.66

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Solution

The fourth proportional to 169,416.56, 254,073.00 and 57,066.66 is: 85,582.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,416.56 : 254,073.00 = 57,066.66 : x
  2. Step 2: Convert to fraction form
    169,416.56/254,073.00 = 57,066.66/x
  3. Step 3: Cross multiply
    169,416.56x = 254,073.00 × 57,066.66
  4. Step 4: Simplify right side
    169,416.56x = 14,499,097,720.18
  5. Step 5: Solve for x
    x = 14,499,097,720.18/169,416.56
  6. Step 6: Final answer
    x = 85,582.53

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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.