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Finding the Fourth Proportional to 174,322.43, 240,525.80 and 102,709.11

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Solution

The fourth proportional to 174,322.43, 240,525.80 and 102,709.11 is: 141,715.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,322.43 : 240,525.80 = 102,709.11 : x
  2. Step 2: Convert to fraction form
    174,322.43/240,525.80 = 102,709.11/x
  3. Step 3: Cross multiply
    174,322.43x = 240,525.80 × 102,709.11
  4. Step 4: Simplify right side
    174,322.43x = 24,704,192,201.36
  5. Step 5: Solve for x
    x = 24,704,192,201.36/174,322.43
  6. Step 6: Final answer
    x = 141,715.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.