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Finding the Fourth Proportional to 48,492.98, 72,748.11 and 17,371.70

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Solution

The fourth proportional to 48,492.98, 72,748.11 and 17,371.70 is: 26,060.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,492.98 : 72,748.11 = 17,371.70 : x
  2. Step 2: Convert to fraction form
    48,492.98/72,748.11 = 17,371.70/x
  3. Step 3: Cross multiply
    48,492.98x = 72,748.11 × 17,371.70
  4. Step 4: Simplify right side
    48,492.98x = 1,263,758,342.49
  5. Step 5: Solve for x
    x = 1,263,758,342.49/48,492.98
  6. Step 6: Final answer
    x = 26,060.65

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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.