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Finding the Fourth Proportional to 80,330.34, 110,853.97 and 46,338.90

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Solution

The fourth proportional to 80,330.34, 110,853.97 and 46,338.90 is: 63,946.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,330.34 : 110,853.97 = 46,338.90 : x
  2. Step 2: Convert to fraction form
    80,330.34/110,853.97 = 46,338.90/x
  3. Step 3: Cross multiply
    80,330.34x = 110,853.97 × 46,338.90
  4. Step 4: Simplify right side
    80,330.34x = 5,136,851,030.43
  5. Step 5: Solve for x
    x = 5,136,851,030.43/80,330.34
  6. Step 6: Final answer
    x = 63,946.59

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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.