Home / 58,778.85-81,123.98-33,286.53

Finding the Fourth Proportional to 58,778.85, 81,123.98 and 33,286.53

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Solution

The fourth proportional to 58,778.85, 81,123.98 and 33,286.53 is: 45,940.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,778.85 : 81,123.98 = 33,286.53 : x
  2. Step 2: Convert to fraction form
    58,778.85/81,123.98 = 33,286.53/x
  3. Step 3: Cross multiply
    58,778.85x = 81,123.98 × 33,286.53
  4. Step 4: Simplify right side
    58,778.85x = 2,700,335,627.56
  5. Step 5: Solve for x
    x = 2,700,335,627.56/58,778.85
  6. Step 6: Final answer
    x = 45,940.60

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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.