Home / 262,003.10-393,004.65-95,855.90

Finding the Fourth Proportional to 262,003.10, 393,004.65 and 95,855.90

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Solution

The fourth proportional to 262,003.10, 393,004.65 and 95,855.90 is: 143,783.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,003.10 : 393,004.65 = 95,855.90 : x
  2. Step 2: Convert to fraction form
    262,003.10/393,004.65 = 95,855.90/x
  3. Step 3: Cross multiply
    262,003.10x = 393,004.65 × 95,855.90
  4. Step 4: Simplify right side
    262,003.10x = 37,671,814,429.94
  5. Step 5: Solve for x
    x = 37,671,814,429.94/262,003.10
  6. Step 6: Final answer
    x = 143,783.85

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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.