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Finding the Fourth Proportional to 43,419, 59,920.74 and 24,298.61

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Solution

The fourth proportional to 43,419, 59,920.74 and 24,298.61 is: 33,533.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,419 : 59,920.74 = 24,298.61 : x
  2. Step 2: Convert to fraction form
    43,419/59,920.74 = 24,298.61/x
  3. Step 3: Cross multiply
    43,419x = 59,920.74 × 24,298.61
  4. Step 4: Simplify right side
    43,419x = 1,455,990,692.17
  5. Step 5: Solve for x
    x = 1,455,990,692.17/43,419
  6. Step 6: Final answer
    x = 33,533.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.