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Finding the Fourth Proportional to 27,499.61, 37,950.03 and 15,562.95

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Solution

The fourth proportional to 27,499.61, 37,950.03 and 15,562.95 is: 21,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,499.61 : 37,950.03 = 15,562.95 : x
  2. Step 2: Convert to fraction form
    27,499.61/37,950.03 = 15,562.95/x
  3. Step 3: Cross multiply
    27,499.61x = 37,950.03 × 15,562.95
  4. Step 4: Simplify right side
    27,499.61x = 590,614,419.39
  5. Step 5: Solve for x
    x = 590,614,419.39/27,499.61
  6. Step 6: Final answer
    x = 21,477.19

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1.5x scale

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.