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Finding the Fourth Proportional to 25,369.53, 35,009.91 and 14,191.53

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Solution

The fourth proportional to 25,369.53, 35,009.91 and 14,191.53 is: 19,584.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,369.53 : 35,009.91 = 14,191.53 : x
  2. Step 2: Convert to fraction form
    25,369.53/35,009.91 = 14,191.53/x
  3. Step 3: Cross multiply
    25,369.53x = 35,009.91 × 14,191.53
  4. Step 4: Simplify right side
    25,369.53x = 496,844,188.06
  5. Step 5: Solve for x
    x = 496,844,188.06/25,369.53
  6. Step 6: Final answer
    x = 19,584.29

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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.