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Finding the Fourth Proportional to 181,908.94, 251,041.90 and 101,336.44

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Solution

The fourth proportional to 181,908.94, 251,041.90 and 101,336.44 is: 139,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,908.94 : 251,041.90 = 101,336.44 : x
  2. Step 2: Convert to fraction form
    181,908.94/251,041.90 = 101,336.44/x
  3. Step 3: Cross multiply
    181,908.94x = 251,041.90 × 101,336.44
  4. Step 4: Simplify right side
    181,908.94x = 25,439,692,436.84
  5. Step 5: Solve for x
    x = 25,439,692,436.84/181,908.94
  6. Step 6: Final answer
    x = 139,848.50

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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.