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Finding the Fourth Proportional to 25,980.74, 35,829.86 and 17,024.98

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Solution

The fourth proportional to 25,980.74, 35,829.86 and 17,024.98 is: 23,479.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,980.74 : 35,829.86 = 17,024.98 : x
  2. Step 2: Convert to fraction form
    25,980.74/35,829.86 = 17,024.98/x
  3. Step 3: Cross multiply
    25,980.74x = 35,829.86 × 17,024.98
  4. Step 4: Simplify right side
    25,980.74x = 610,002,649.90
  5. Step 5: Solve for x
    x = 610,002,649.90/25,980.74
  6. Step 6: Final answer
    x = 23,479.03

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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.