Home / 118,809.05-178,201.02-62,626.64

Finding the Fourth Proportional to 118,809.05, 178,201.02 and 62,626.64

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Solution

The fourth proportional to 118,809.05, 178,201.02 and 62,626.64 is: 93,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,809.05 : 178,201.02 = 62,626.64 : x
  2. Step 2: Convert to fraction form
    118,809.05/178,201.02 = 62,626.64/x
  3. Step 3: Cross multiply
    118,809.05x = 178,201.02 × 62,626.64
  4. Step 4: Simplify right side
    118,809.05x = 11,160,131,127.17
  5. Step 5: Solve for x
    x = 11,160,131,127.17/118,809.05
  6. Step 6: Final answer
    x = 93,933.34

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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.