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Finding the Fourth Proportional to 182,803.30, 273,670.35 and 130,315.30

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Solution

The fourth proportional to 182,803.30, 273,670.35 and 130,315.30 is: 195,091.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,803.30 : 273,670.35 = 130,315.30 : x
  2. Step 2: Convert to fraction form
    182,803.30/273,670.35 = 130,315.30/x
  3. Step 3: Cross multiply
    182,803.30x = 273,670.35 × 130,315.30
  4. Step 4: Simplify right side
    182,803.30x = 35,663,433,761.36
  5. Step 5: Solve for x
    x = 35,663,433,761.36/182,803.30
  6. Step 6: Final answer
    x = 195,091.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.