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Finding the Fourth Proportional to 181,695.02, 250,596.87 and 118,053.50

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Solution

The fourth proportional to 181,695.02, 250,596.87 and 118,053.50 is: 162,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,695.02 : 250,596.87 = 118,053.50 : x
  2. Step 2: Convert to fraction form
    181,695.02/250,596.87 = 118,053.50/x
  3. Step 3: Cross multiply
    181,695.02x = 250,596.87 × 118,053.50
  4. Step 4: Simplify right side
    181,695.02x = 29,583,837,592.55
  5. Step 5: Solve for x
    x = 29,583,837,592.55/181,695.02
  6. Step 6: Final answer
    x = 162,821.40

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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.