Home / 58,818.26-81,169.56-31,960.78

Finding the Fourth Proportional to 58,818.26, 81,169.56 and 31,960.78

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Solution

The fourth proportional to 58,818.26, 81,169.56 and 31,960.78 is: 44,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,818.26 : 81,169.56 = 31,960.78 : x
  2. Step 2: Convert to fraction form
    58,818.26/81,169.56 = 31,960.78/x
  3. Step 3: Cross multiply
    58,818.26x = 81,169.56 × 31,960.78
  4. Step 4: Simplify right side
    58,818.26x = 2,594,242,246.93
  5. Step 5: Solve for x
    x = 2,594,242,246.93/58,818.26
  6. Step 6: Final answer
    x = 44,106.07

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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.