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Finding the Fourth Proportional to 25,093.84, 37,640.92 and 7,563.60

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Solution

The fourth proportional to 25,093.84, 37,640.92 and 7,563.60 is: 11,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,093.84 : 37,640.92 = 7,563.60 : x
  2. Step 2: Convert to fraction form
    25,093.84/37,640.92 = 7,563.60/x
  3. Step 3: Cross multiply
    25,093.84x = 37,640.92 × 7,563.60
  4. Step 4: Simplify right side
    25,093.84x = 284,700,862.51
  5. Step 5: Solve for x
    x = 284,700,862.51/25,093.84
  6. Step 6: Final answer
    x = 11,345.45

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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.