Home / 108,923.80-150,270.76-68,566.36

Finding the Fourth Proportional to 108,923.80, 150,270.76 and 68,566.36

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Solution

The fourth proportional to 108,923.80, 150,270.76 and 68,566.36 is: 94,593.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,923.80 : 150,270.76 = 68,566.36 : x
  2. Step 2: Convert to fraction form
    108,923.80/150,270.76 = 68,566.36/x
  3. Step 3: Cross multiply
    108,923.80x = 150,270.76 × 68,566.36
  4. Step 4: Simplify right side
    108,923.80x = 10,303,519,027.63
  5. Step 5: Solve for x
    x = 10,303,519,027.63/108,923.80
  6. Step 6: Final answer
    x = 94,593.83

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1.5x scale

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.