Home / 84,888.48-117,149.26-50,902.50

Finding the Fourth Proportional to 84,888.48, 117,149.26 and 50,902.50

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Solution

The fourth proportional to 84,888.48, 117,149.26 and 50,902.50 is: 70,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,888.48 : 117,149.26 = 50,902.50 : x
  2. Step 2: Convert to fraction form
    84,888.48/117,149.26 = 50,902.50/x
  3. Step 3: Cross multiply
    84,888.48x = 117,149.26 × 50,902.50
  4. Step 4: Simplify right side
    84,888.48x = 5,963,190,207.15
  5. Step 5: Solve for x
    x = 5,963,190,207.15/84,888.48
  6. Step 6: Final answer
    x = 70,247.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.