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Finding the Fourth Proportional to 119,167.16, 164,452.02 and 65,453.42

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Solution

The fourth proportional to 119,167.16, 164,452.02 and 65,453.42 is: 90,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,167.16 : 164,452.02 = 65,453.42 : x
  2. Step 2: Convert to fraction form
    119,167.16/164,452.02 = 65,453.42/x
  3. Step 3: Cross multiply
    119,167.16x = 164,452.02 × 65,453.42
  4. Step 4: Simplify right side
    119,167.16x = 10,763,946,312.65
  5. Step 5: Solve for x
    x = 10,763,946,312.65/119,167.16
  6. Step 6: Final answer
    x = 90,326.45

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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.