Home / 61,676.82-85,154.22-37,816.65

Finding the Fourth Proportional to 61,676.82, 85,154.22 and 37,816.65

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Solution

The fourth proportional to 61,676.82, 85,154.22 and 37,816.65 is: 52,211.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,676.82 : 85,154.22 = 37,816.65 : x
  2. Step 2: Convert to fraction form
    61,676.82/85,154.22 = 37,816.65/x
  3. Step 3: Cross multiply
    61,676.82x = 85,154.22 × 37,816.65
  4. Step 4: Simplify right side
    61,676.82x = 3,220,247,333.76
  5. Step 5: Solve for x
    x = 3,220,247,333.76/61,676.82
  6. Step 6: Final answer
    x = 52,211.63

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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.