Home / 113,553.40-170,099.70-64,247.80

Finding the Fourth Proportional to 113,553.40, 170,099.70 and 64,247.80

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Solution

The fourth proportional to 113,553.40, 170,099.70 and 64,247.80 is: 96,241.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,553.40 : 170,099.70 = 64,247.80 : x
  2. Step 2: Convert to fraction form
    113,553.40/170,099.70 = 64,247.80/x
  3. Step 3: Cross multiply
    113,553.40x = 170,099.70 × 64,247.80
  4. Step 4: Simplify right side
    113,553.40x = 10,928,531,505.66
  5. Step 5: Solve for x
    x = 10,928,531,505.66/113,553.40
  6. Step 6: Final answer
    x = 96,241.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.