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Finding the Fourth Proportional to 74,313.84, 111,488.99 and 34,824.93

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Solution

The fourth proportional to 74,313.84, 111,488.99 and 34,824.93 is: 52,245.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,313.84 : 111,488.99 = 34,824.93 : x
  2. Step 2: Convert to fraction form
    74,313.84/111,488.99 = 34,824.93/x
  3. Step 3: Cross multiply
    74,313.84x = 111,488.99 × 34,824.93
  4. Step 4: Simplify right side
    74,313.84x = 3,882,596,272.52
  5. Step 5: Solve for x
    x = 3,882,596,272.52/74,313.84
  6. Step 6: Final answer
    x = 52,245.94

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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.