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Finding the Fourth Proportional to 74,303.84, 111,444.42 and 24,388.94

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Solution

The fourth proportional to 74,303.84, 111,444.42 and 24,388.94 is: 36,579.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,303.84 : 111,444.42 = 24,388.94 : x
  2. Step 2: Convert to fraction form
    74,303.84/111,444.42 = 24,388.94/x
  3. Step 3: Cross multiply
    74,303.84x = 111,444.42 × 24,388.94
  4. Step 4: Simplify right side
    74,303.84x = 2,718,011,272.71
  5. Step 5: Solve for x
    x = 2,718,011,272.71/74,303.84
  6. Step 6: Final answer
    x = 36,579.69

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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.