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Finding the Fourth Proportional to 29,012.68, 40,048.50 and 17,076.52

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Solution

The fourth proportional to 29,012.68, 40,048.50 and 17,076.52 is: 23,572.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,012.68 : 40,048.50 = 17,076.52 : x
  2. Step 2: Convert to fraction form
    29,012.68/40,048.50 = 17,076.52/x
  3. Step 3: Cross multiply
    29,012.68x = 40,048.50 × 17,076.52
  4. Step 4: Simplify right side
    29,012.68x = 683,889,011.22
  5. Step 5: Solve for x
    x = 683,889,011.22/29,012.68
  6. Step 6: Final answer
    x = 23,572.07

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