Home / 118,822.09-178,173.83-38,849.64

Finding the Fourth Proportional to 118,822.09, 178,173.83 and 38,849.64

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Solution

The fourth proportional to 118,822.09, 178,173.83 and 38,849.64 is: 58,255.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,822.09 : 178,173.83 = 38,849.64 : x
  2. Step 2: Convert to fraction form
    118,822.09/178,173.83 = 38,849.64/x
  3. Step 3: Cross multiply
    118,822.09x = 178,173.83 × 38,849.64
  4. Step 4: Simplify right side
    118,822.09x = 6,921,989,152.92
  5. Step 5: Solve for x
    x = 6,921,989,152.92/118,822.09
  6. Step 6: Final answer
    x = 58,255.07

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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.