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Finding the Fourth Proportional to 47,161.96, 65,084.02 and 25,941.40

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Solution

The fourth proportional to 47,161.96, 65,084.02 and 25,941.40 is: 35,799.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,161.96 : 65,084.02 = 25,941.40 : x
  2. Step 2: Convert to fraction form
    47,161.96/65,084.02 = 25,941.40/x
  3. Step 3: Cross multiply
    47,161.96x = 65,084.02 × 25,941.40
  4. Step 4: Simplify right side
    47,161.96x = 1,688,370,596.43
  5. Step 5: Solve for x
    x = 1,688,370,596.43/47,161.96
  6. Step 6: Final answer
    x = 35,799.42

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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.