Home / 51,663.99-77,421.96-29,431.46

Finding the Fourth Proportional to 51,663.99, 77,421.96 and 29,431.46

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Solution

The fourth proportional to 51,663.99, 77,421.96 and 29,431.46 is: 44,105.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,663.99 : 77,421.96 = 29,431.46 : x
  2. Step 2: Convert to fraction form
    51,663.99/77,421.96 = 29,431.46/x
  3. Step 3: Cross multiply
    51,663.99x = 77,421.96 × 29,431.46
  4. Step 4: Simplify right side
    51,663.99x = 2,278,641,318.86
  5. Step 5: Solve for x
    x = 2,278,641,318.86/51,663.99
  6. Step 6: Final answer
    x = 44,105.02

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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.