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Finding the Fourth Proportional to 17,847.99, 24,642.25 and 15,953.50

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Solution

The fourth proportional to 17,847.99, 24,642.25 and 15,953.50 is: 22,026.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,847.99 : 24,642.25 = 15,953.50 : x
  2. Step 2: Convert to fraction form
    17,847.99/24,642.25 = 15,953.50/x
  3. Step 3: Cross multiply
    17,847.99x = 24,642.25 × 15,953.50
  4. Step 4: Simplify right side
    17,847.99x = 393,130,135.38
  5. Step 5: Solve for x
    x = 393,130,135.38/17,847.99
  6. Step 6: Final answer
    x = 22,026.58

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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.