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Finding the Fourth Proportional to 27,053.99, 37,333.80 and 15,117.41

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Solution

The fourth proportional to 27,053.99, 37,333.80 and 15,117.41 is: 20,861.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,053.99 : 37,333.80 = 15,117.41 : x
  2. Step 2: Convert to fraction form
    27,053.99/37,333.80 = 15,117.41/x
  3. Step 3: Cross multiply
    27,053.99x = 37,333.80 × 15,117.41
  4. Step 4: Simplify right side
    27,053.99x = 564,390,174.79
  5. Step 5: Solve for x
    x = 564,390,174.79/27,053.99
  6. Step 6: Final answer
    x = 20,861.63

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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.