Home / 51,337.88-70,847.79-28,677.83

Finding the Fourth Proportional to 51,337.88, 70,847.79 and 28,677.83

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Solution

The fourth proportional to 51,337.88, 70,847.79 and 28,677.83 is: 39,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,337.88 : 70,847.79 = 28,677.83 : x
  2. Step 2: Convert to fraction form
    51,337.88/70,847.79 = 28,677.83/x
  3. Step 3: Cross multiply
    51,337.88x = 70,847.79 × 28,677.83
  4. Step 4: Simplify right side
    51,337.88x = 2,031,760,523.26
  5. Step 5: Solve for x
    x = 2,031,760,523.26/51,337.88
  6. Step 6: Final answer
    x = 39,576.25

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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.