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Finding the Fourth Proportional to 181,463.63, 250,419.80 and 101,975.63

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Solution

The fourth proportional to 181,463.63, 250,419.80 and 101,975.63 is: 140,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,463.63 : 250,419.80 = 101,975.63 : x
  2. Step 2: Convert to fraction form
    181,463.63/250,419.80 = 101,975.63/x
  3. Step 3: Cross multiply
    181,463.63x = 250,419.80 × 101,975.63
  4. Step 4: Simplify right side
    181,463.63x = 25,536,715,872.31
  5. Step 5: Solve for x
    x = 25,536,715,872.31/181,463.63
  6. Step 6: Final answer
    x = 140,726.36

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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.