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Finding the Fourth Proportional to 61,429.68, 92,089.67 and 23,981.04

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Solution

The fourth proportional to 61,429.68, 92,089.67 and 23,981.04 is: 35,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,429.68 : 92,089.67 = 23,981.04 : x
  2. Step 2: Convert to fraction form
    61,429.68/92,089.67 = 23,981.04/x
  3. Step 3: Cross multiply
    61,429.68x = 92,089.67 × 23,981.04
  4. Step 4: Simplify right side
    61,429.68x = 2,208,405,939.95
  5. Step 5: Solve for x
    x = 2,208,405,939.95/61,429.68
  6. Step 6: Final answer
    x = 35,950.15

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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.