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Finding the Fourth Proportional to 25,270.76, 37,899.63 and 7,497.23

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Solution

The fourth proportional to 25,270.76, 37,899.63 and 7,497.23 is: 11,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.76 : 37,899.63 = 7,497.23 : x
  2. Step 2: Convert to fraction form
    25,270.76/37,899.63 = 7,497.23/x
  3. Step 3: Cross multiply
    25,270.76x = 37,899.63 × 7,497.23
  4. Step 4: Simplify right side
    25,270.76x = 284,142,243.02
  5. Step 5: Solve for x
    x = 284,142,243.02/25,270.76
  6. Step 6: Final answer
    x = 11,243.91

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1.5x scale

Why These Related Problems?

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