Home / 108,533.44-149,774.83-63,218.80

Finding the Fourth Proportional to 108,533.44, 149,774.83 and 63,218.80

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Solution

The fourth proportional to 108,533.44, 149,774.83 and 63,218.80 is: 87,241.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,533.44 : 149,774.83 = 63,218.80 : x
  2. Step 2: Convert to fraction form
    108,533.44/149,774.83 = 63,218.80/x
  3. Step 3: Cross multiply
    108,533.44x = 149,774.83 × 63,218.80
  4. Step 4: Simplify right side
    108,533.44x = 9,468,585,022.80
  5. Step 5: Solve for x
    x = 9,468,585,022.80/108,533.44
  6. Step 6: Final answer
    x = 87,241.18

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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.