Home / 106,883.60-147,471.69-63,845.48

Finding the Fourth Proportional to 106,883.60, 147,471.69 and 63,845.48

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Solution

The fourth proportional to 106,883.60, 147,471.69 and 63,845.48 is: 88,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,883.60 : 147,471.69 = 63,845.48 : x
  2. Step 2: Convert to fraction form
    106,883.60/147,471.69 = 63,845.48/x
  3. Step 3: Cross multiply
    106,883.60x = 147,471.69 × 63,845.48
  4. Step 4: Simplify right side
    106,883.60x = 9,415,399,777.88
  5. Step 5: Solve for x
    x = 9,415,399,777.88/106,883.60
  6. Step 6: Final answer
    x = 88,090.22

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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.