Home / 84,647.43-116,751.38-60,798.60

Finding the Fourth Proportional to 84,647.43, 116,751.38 and 60,798.60

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Solution

The fourth proportional to 84,647.43, 116,751.38 and 60,798.60 is: 83,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,647.43 : 116,751.38 = 60,798.60 : x
  2. Step 2: Convert to fraction form
    84,647.43/116,751.38 = 60,798.60/x
  3. Step 3: Cross multiply
    84,647.43x = 116,751.38 × 60,798.60
  4. Step 4: Simplify right side
    84,647.43x = 7,098,320,148.08
  5. Step 5: Solve for x
    x = 7,098,320,148.08/84,647.43
  6. Step 6: Final answer
    x = 83,857.48

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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.