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Finding the Fourth Proportional to 37,060.30, 55,599.30 and 12,100.40

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Solution

The fourth proportional to 37,060.30, 55,599.30 and 12,100.40 is: 18,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,060.30 : 55,599.30 = 12,100.40 : x
  2. Step 2: Convert to fraction form
    37,060.30/55,599.30 = 12,100.40/x
  3. Step 3: Cross multiply
    37,060.30x = 55,599.30 × 12,100.40
  4. Step 4: Simplify right side
    37,060.30x = 672,773,491.72
  5. Step 5: Solve for x
    x = 672,773,491.72/37,060.30
  6. Step 6: Final answer
    x = 18,153.48

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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.