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Finding the Fourth Proportional to 17,909.99, 26,733.53 and 16,590.50

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Solution

The fourth proportional to 17,909.99, 26,733.53 and 16,590.50 is: 24,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909.99 : 26,733.53 = 16,590.50 : x
  2. Step 2: Convert to fraction form
    17,909.99/26,733.53 = 16,590.50/x
  3. Step 3: Cross multiply
    17,909.99x = 26,733.53 × 16,590.50
  4. Step 4: Simplify right side
    17,909.99x = 443,522,629.47
  5. Step 5: Solve for x
    x = 443,522,629.47/17,909.99
  6. Step 6: Final answer
    x = 24,763.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.