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Finding the Fourth Proportional to 26,641.86, 36,742.04 and 17,200.50

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Solution

The fourth proportional to 26,641.86, 36,742.04 and 17,200.50 is: 23,721.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,641.86 : 36,742.04 = 17,200.50 : x
  2. Step 2: Convert to fraction form
    26,641.86/36,742.04 = 17,200.50/x
  3. Step 3: Cross multiply
    26,641.86x = 36,742.04 × 17,200.50
  4. Step 4: Simplify right side
    26,641.86x = 631,981,459.02
  5. Step 5: Solve for x
    x = 631,981,459.02/26,641.86
  6. Step 6: Final answer
    x = 23,721.37

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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.