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Finding the Fourth Proportional to 17,505.71, 26,259.87 and 5,025.63

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Solution

The fourth proportional to 17,505.71, 26,259.87 and 5,025.63 is: 7,538.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505.71 : 26,259.87 = 5,025.63 : x
  2. Step 2: Convert to fraction form
    17,505.71/26,259.87 = 5,025.63/x
  3. Step 3: Cross multiply
    17,505.71x = 26,259.87 × 5,025.63
  4. Step 4: Simplify right side
    17,505.71x = 131,972,390.47
  5. Step 5: Solve for x
    x = 131,972,390.47/17,505.71
  6. Step 6: Final answer
    x = 7,538.82

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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.