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Finding the Fourth Proportional to 168,329.29, 252,409.87 and 55,970.11

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Solution

The fourth proportional to 168,329.29, 252,409.87 and 55,970.11 is: 83,927.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,329.29 : 252,409.87 = 55,970.11 : x
  2. Step 2: Convert to fraction form
    168,329.29/252,409.87 = 55,970.11/x
  3. Step 3: Cross multiply
    168,329.29x = 252,409.87 × 55,970.11
  4. Step 4: Simplify right side
    168,329.29x = 14,127,409,284.36
  5. Step 5: Solve for x
    x = 14,127,409,284.36/168,329.29
  6. Step 6: Final answer
    x = 83,927.22

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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.