Home / 114,816.54-172,064.43-55,636.50

Finding the Fourth Proportional to 114,816.54, 172,064.43 and 55,636.50

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Solution

The fourth proportional to 114,816.54, 172,064.43 and 55,636.50 is: 83,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,816.54 : 172,064.43 = 55,636.50 : x
  2. Step 2: Convert to fraction form
    114,816.54/172,064.43 = 55,636.50/x
  3. Step 3: Cross multiply
    114,816.54x = 172,064.43 × 55,636.50
  4. Step 4: Simplify right side
    114,816.54x = 9,573,062,659.70
  5. Step 5: Solve for x
    x = 9,573,062,659.70/114,816.54
  6. Step 6: Final answer
    x = 83,377.03

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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.