Home / 47,653.85-65,760.63-26,435.09

Finding the Fourth Proportional to 47,653.85, 65,760.63 and 26,435.09

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Solution

The fourth proportional to 47,653.85, 65,760.63 and 26,435.09 is: 36,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,653.85 : 65,760.63 = 26,435.09 : x
  2. Step 2: Convert to fraction form
    47,653.85/65,760.63 = 26,435.09/x
  3. Step 3: Cross multiply
    47,653.85x = 65,760.63 × 26,435.09
  4. Step 4: Simplify right side
    47,653.85x = 1,738,387,843.70
  5. Step 5: Solve for x
    x = 1,738,387,843.70/47,653.85
  6. Step 6: Final answer
    x = 36,479.49

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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.