Home / 108,692.64-150,002-60,943.68

Finding the Fourth Proportional to 108,692.64, 150,002 and 60,943.68

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Solution

The fourth proportional to 108,692.64, 150,002 and 60,943.68 is: 84,105.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,692.64 : 150,002 = 60,943.68 : x
  2. Step 2: Convert to fraction form
    108,692.64/150,002 = 60,943.68/x
  3. Step 3: Cross multiply
    108,692.64x = 150,002 × 60,943.68
  4. Step 4: Simplify right side
    108,692.64x = 9,141,673,887.36
  5. Step 5: Solve for x
    x = 9,141,673,887.36/108,692.64
  6. Step 6: Final answer
    x = 84,105.73

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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.