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Finding the Fourth Proportional to 61,647.96, 92,470.74 and 14,900.28

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Solution

The fourth proportional to 61,647.96, 92,470.74 and 14,900.28 is: 22,350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,647.96 : 92,470.74 = 14,900.28 : x
  2. Step 2: Convert to fraction form
    61,647.96/92,470.74 = 14,900.28/x
  3. Step 3: Cross multiply
    61,647.96x = 92,470.74 × 14,900.28
  4. Step 4: Simplify right side
    61,647.96x = 1,377,839,917.81
  5. Step 5: Solve for x
    x = 1,377,839,917.81/61,647.96
  6. Step 6: Final answer
    x = 22,350.13

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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.