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Finding the Fourth Proportional to 181,777.30, 250,860.95 and 101,209.94

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Solution

The fourth proportional to 181,777.30, 250,860.95 and 101,209.94 is: 139,674.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,777.30 : 250,860.95 = 101,209.94 : x
  2. Step 2: Convert to fraction form
    181,777.30/250,860.95 = 101,209.94/x
  3. Step 3: Cross multiply
    181,777.30x = 250,860.95 × 101,209.94
  4. Step 4: Simplify right side
    181,777.30x = 25,389,621,257.75
  5. Step 5: Solve for x
    x = 25,389,621,257.75/181,777.30
  6. Step 6: Final answer
    x = 139,674.32

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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.