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Finding the Fourth Proportional to 119,367.66, 164,697.57 and 76,875.06

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Solution

The fourth proportional to 119,367.66, 164,697.57 and 76,875.06 is: 106,068.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,367.66 : 164,697.57 = 76,875.06 : x
  2. Step 2: Convert to fraction form
    119,367.66/164,697.57 = 76,875.06/x
  3. Step 3: Cross multiply
    119,367.66x = 164,697.57 × 76,875.06
  4. Step 4: Simplify right side
    119,367.66x = 12,661,135,575.60
  5. Step 5: Solve for x
    x = 12,661,135,575.60/119,367.66
  6. Step 6: Final answer
    x = 106,068.39

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.