Home / 150,003.10-225,004.65-96,780.70

Finding the Fourth Proportional to 150,003.10, 225,004.65 and 96,780.70

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Solution

The fourth proportional to 150,003.10, 225,004.65 and 96,780.70 is: 145,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,003.10 : 225,004.65 = 96,780.70 : x
  2. Step 2: Convert to fraction form
    150,003.10/225,004.65 = 96,780.70/x
  3. Step 3: Cross multiply
    150,003.10x = 225,004.65 × 96,780.70
  4. Step 4: Simplify right side
    150,003.10x = 21,776,107,530.26
  5. Step 5: Solve for x
    x = 21,776,107,530.26/150,003.10
  6. Step 6: Final answer
    x = 145,171.05

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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.