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Finding the Fourth Proportional to 117,374.98, 176,075.16 and 37,394.09

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Solution

The fourth proportional to 117,374.98, 176,075.16 and 37,394.09 is: 56,095.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,374.98 : 176,075.16 = 37,394.09 : x
  2. Step 2: Convert to fraction form
    117,374.98/176,075.16 = 37,394.09/x
  3. Step 3: Cross multiply
    117,374.98x = 176,075.16 × 37,394.09
  4. Step 4: Simplify right side
    117,374.98x = 6,584,170,379.80
  5. Step 5: Solve for x
    x = 6,584,170,379.80/117,374.98
  6. Step 6: Final answer
    x = 56,095.18

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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.