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Finding the Fourth Proportional to 25,295.76, 37,938.21 and 7,522.14

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Solution

The fourth proportional to 25,295.76, 37,938.21 and 7,522.14 is: 11,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,295.76 : 37,938.21 = 7,522.14 : x
  2. Step 2: Convert to fraction form
    25,295.76/37,938.21 = 7,522.14/x
  3. Step 3: Cross multiply
    25,295.76x = 37,938.21 × 7,522.14
  4. Step 4: Simplify right side
    25,295.76x = 285,376,526.97
  5. Step 5: Solve for x
    x = 285,376,526.97/25,295.76
  6. Step 6: Final answer
    x = 11,281.60

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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.