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Finding the Fourth Proportional to 99,059.44, 148,633.08 and 40,010.44

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Solution

The fourth proportional to 99,059.44, 148,633.08 and 40,010.44 is: 60,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,059.44 : 148,633.08 = 40,010.44 : x
  2. Step 2: Convert to fraction form
    99,059.44/148,633.08 = 40,010.44/x
  3. Step 3: Cross multiply
    99,059.44x = 148,633.08 × 40,010.44
  4. Step 4: Simplify right side
    99,059.44x = 5,946,874,929.36
  5. Step 5: Solve for x
    x = 5,946,874,929.36/99,059.44
  6. Step 6: Final answer
    x = 60,033.40

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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.