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Finding the Fourth Proportional to 79,894.01, 119,841.03 and 27,303.95

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Solution

The fourth proportional to 79,894.01, 119,841.03 and 27,303.95 is: 40,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,894.01 : 119,841.03 = 27,303.95 : x
  2. Step 2: Convert to fraction form
    79,894.01/119,841.03 = 27,303.95/x
  3. Step 3: Cross multiply
    79,894.01x = 119,841.03 × 27,303.95
  4. Step 4: Simplify right side
    79,894.01x = 3,272,133,491.07
  5. Step 5: Solve for x
    x = 3,272,133,491.07/79,894.01
  6. Step 6: Final answer
    x = 40,955.93

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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.