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Finding the Fourth Proportional to 9,935.02, 14,902.50 and 2,539.48

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Solution

The fourth proportional to 9,935.02, 14,902.50 and 2,539.48 is: 3,809.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.02 : 14,902.50 = 2,539.48 : x
  2. Step 2: Convert to fraction form
    9,935.02/14,902.50 = 2,539.48/x
  3. Step 3: Cross multiply
    9,935.02x = 14,902.50 × 2,539.48
  4. Step 4: Simplify right side
    9,935.02x = 37,844,600.70
  5. Step 5: Solve for x
    x = 37,844,600.70/9,935.02
  6. Step 6: Final answer
    x = 3,809.21

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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.