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Finding the Fourth Proportional to 36,347.40, 54,513.90 and 17,627.40

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Solution

The fourth proportional to 36,347.40, 54,513.90 and 17,627.40 is: 26,437.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,347.40 : 54,513.90 = 17,627.40 : x
  2. Step 2: Convert to fraction form
    36,347.40/54,513.90 = 17,627.40/x
  3. Step 3: Cross multiply
    36,347.40x = 54,513.90 × 17,627.40
  4. Step 4: Simplify right side
    36,347.40x = 960,938,320.86
  5. Step 5: Solve for x
    x = 960,938,320.86/36,347.40
  6. Step 6: Final answer
    x = 26,437.61

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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.