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Finding the Fourth Proportional to 27,300.88, 37,677.40 and 15,363.46

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Solution

The fourth proportional to 27,300.88, 37,677.40 and 15,363.46 is: 21,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,300.88 : 37,677.40 = 15,363.46 : x
  2. Step 2: Convert to fraction form
    27,300.88/37,677.40 = 15,363.46/x
  3. Step 3: Cross multiply
    27,300.88x = 37,677.40 × 15,363.46
  4. Step 4: Simplify right side
    27,300.88x = 578,855,227.80
  5. Step 5: Solve for x
    x = 578,855,227.80/27,300.88
  6. Step 6: Final answer
    x = 21,202.80

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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.