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Finding the Fourth Proportional to 68,332.95, 102,529.03 and 36,706.11

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Solution

The fourth proportional to 68,332.95, 102,529.03 and 36,706.11 is: 55,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,332.95 : 102,529.03 = 36,706.11 : x
  2. Step 2: Convert to fraction form
    68,332.95/102,529.03 = 36,706.11/x
  3. Step 3: Cross multiply
    68,332.95x = 102,529.03 × 36,706.11
  4. Step 4: Simplify right side
    68,332.95x = 3,763,441,853.37
  5. Step 5: Solve for x
    x = 3,763,441,853.37/68,332.95
  6. Step 6: Final answer
    x = 55,075.07

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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.