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Finding the Fourth Proportional to 117,179.60, 175,795.49 and 64,562.00

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Solution

The fourth proportional to 117,179.60, 175,795.49 and 64,562.00 is: 96,857.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,179.60 : 175,795.49 = 64,562.00 : x
  2. Step 2: Convert to fraction form
    117,179.60/175,795.49 = 64,562.00/x
  3. Step 3: Cross multiply
    117,179.60x = 175,795.49 × 64,562.00
  4. Step 4: Simplify right side
    117,179.60x = 11,349,707,707.81
  5. Step 5: Solve for x
    x = 11,349,707,707.81/117,179.60
  6. Step 6: Final answer
    x = 96,857.37

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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.