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Finding the Fourth Proportional to 61,603.69, 92,415.51 and 24,143.46

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Solution

The fourth proportional to 61,603.69, 92,415.51 and 24,143.46 is: 36,219.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,603.69 : 92,415.51 = 24,143.46 : x
  2. Step 2: Convert to fraction form
    61,603.69/92,415.51 = 24,143.46/x
  3. Step 3: Cross multiply
    61,603.69x = 92,415.51 × 24,143.46
  4. Step 4: Simplify right side
    61,603.69x = 2,231,230,169.06
  5. Step 5: Solve for x
    x = 2,231,230,169.06/61,603.69
  6. Step 6: Final answer
    x = 36,219.10

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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.