Home / 47,731.43-65,872.34-26,510.64

Finding the Fourth Proportional to 47,731.43, 65,872.34 and 26,510.64

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Solution

The fourth proportional to 47,731.43, 65,872.34 and 26,510.64 is: 36,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,731.43 : 65,872.34 = 26,510.64 : x
  2. Step 2: Convert to fraction form
    47,731.43/65,872.34 = 26,510.64/x
  3. Step 3: Cross multiply
    47,731.43x = 65,872.34 × 26,510.64
  4. Step 4: Simplify right side
    47,731.43x = 1,746,317,759.14
  5. Step 5: Solve for x
    x = 1,746,317,759.14/47,731.43
  6. Step 6: Final answer
    x = 36,586.33

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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.