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Finding the Fourth Proportional to 25,043.99, 37,510.56 and 17,127.72

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Solution

The fourth proportional to 25,043.99, 37,510.56 and 17,127.72 is: 25,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,043.99 : 37,510.56 = 17,127.72 : x
  2. Step 2: Convert to fraction form
    25,043.99/37,510.56 = 17,127.72/x
  3. Step 3: Cross multiply
    25,043.99x = 37,510.56 × 17,127.72
  4. Step 4: Simplify right side
    25,043.99x = 642,470,368.72
  5. Step 5: Solve for x
    x = 642,470,368.72/25,043.99
  6. Step 6: Final answer
    x = 25,653.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.