Home / 58,965.39-81,451.85-47,111.85

Finding the Fourth Proportional to 58,965.39, 81,451.85 and 47,111.85

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Solution

The fourth proportional to 58,965.39, 81,451.85 and 47,111.85 is: 65,077.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,965.39 : 81,451.85 = 47,111.85 : x
  2. Step 2: Convert to fraction form
    58,965.39/81,451.85 = 47,111.85/x
  3. Step 3: Cross multiply
    58,965.39x = 81,451.85 × 47,111.85
  4. Step 4: Simplify right side
    58,965.39x = 3,837,347,103.86
  5. Step 5: Solve for x
    x = 3,837,347,103.86/58,965.39
  6. Step 6: Final answer
    x = 65,077.96

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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.