Home / 118,818.86-178,169.94-58,777.96

Finding the Fourth Proportional to 118,818.86, 178,169.94 and 58,777.96

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Solution

The fourth proportional to 118,818.86, 178,169.94 and 58,777.96 is: 88,138.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,818.86 : 178,169.94 = 58,777.96 : x
  2. Step 2: Convert to fraction form
    118,818.86/178,169.94 = 58,777.96/x
  3. Step 3: Cross multiply
    118,818.86x = 178,169.94 × 58,777.96
  4. Step 4: Simplify right side
    118,818.86x = 10,472,465,606.52
  5. Step 5: Solve for x
    x = 10,472,465,606.52/118,818.86
  6. Step 6: Final answer
    x = 88,138.08

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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.