Home / 56,869.70-85,235.36-40,234.52

Finding the Fourth Proportional to 56,869.70, 85,235.36 and 40,234.52

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Solution

The fourth proportional to 56,869.70, 85,235.36 and 40,234.52 is: 60,302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,869.70 : 85,235.36 = 40,234.52 : x
  2. Step 2: Convert to fraction form
    56,869.70/85,235.36 = 40,234.52/x
  3. Step 3: Cross multiply
    56,869.70x = 85,235.36 × 40,234.52
  4. Step 4: Simplify right side
    56,869.70x = 3,429,404,110.30
  5. Step 5: Solve for x
    x = 3,429,404,110.30/56,869.70
  6. Step 6: Final answer
    x = 60,302.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.