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Finding the Fourth Proportional to 181,751.61, 250,811.59 and 101,177.35

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Solution

The fourth proportional to 181,751.61, 250,811.59 and 101,177.35 is: 139,621.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,751.61 : 250,811.59 = 101,177.35 : x
  2. Step 2: Convert to fraction form
    181,751.61/250,811.59 = 101,177.35/x
  3. Step 3: Cross multiply
    181,751.61x = 250,811.59 × 101,177.35
  4. Step 4: Simplify right side
    181,751.61x = 25,376,452,025.49
  5. Step 5: Solve for x
    x = 25,376,452,025.49/181,751.61
  6. Step 6: Final answer
    x = 139,621.61

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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.