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Finding the Fourth Proportional to 75,898.42, 104,745.81 and 44,077.30

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Solution

The fourth proportional to 75,898.42, 104,745.81 and 44,077.30 is: 60,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,898.42 : 104,745.81 = 44,077.30 : x
  2. Step 2: Convert to fraction form
    75,898.42/104,745.81 = 44,077.30/x
  3. Step 3: Cross multiply
    75,898.42x = 104,745.81 × 44,077.30
  4. Step 4: Simplify right side
    75,898.42x = 4,616,912,491.11
  5. Step 5: Solve for x
    x = 4,616,912,491.11/75,898.42
  6. Step 6: Final answer
    x = 60,830.15

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1.5x scale

Why These Related Problems?

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