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Finding the Fourth Proportional to 181,193.52, 250,006.80 and 109,572

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Solution

The fourth proportional to 181,193.52, 250,006.80 and 109,572 is: 151,185.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,193.52 : 250,006.80 = 109,572 : x
  2. Step 2: Convert to fraction form
    181,193.52/250,006.80 = 109,572/x
  3. Step 3: Cross multiply
    181,193.52x = 250,006.80 × 109,572
  4. Step 4: Simplify right side
    181,193.52x = 27,393,745,089.60
  5. Step 5: Solve for x
    x = 27,393,745,089.60/181,193.52
  6. Step 6: Final answer
    x = 151,185.02

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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.