Home / 118,816.48-178,195.50-52,273.36

Finding the Fourth Proportional to 118,816.48, 178,195.50 and 52,273.36

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Solution

The fourth proportional to 118,816.48, 178,195.50 and 52,273.36 is: 78,397.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,816.48 : 178,195.50 = 52,273.36 : x
  2. Step 2: Convert to fraction form
    118,816.48/178,195.50 = 52,273.36/x
  3. Step 3: Cross multiply
    118,816.48x = 178,195.50 × 52,273.36
  4. Step 4: Simplify right side
    118,816.48x = 9,314,877,521.88
  5. Step 5: Solve for x
    x = 9,314,877,521.88/118,816.48
  6. Step 6: Final answer
    x = 78,397.18

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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.