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Finding the Fourth Proportional to 110,372.40, 152,309.52 and 60,071.40

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Solution

The fourth proportional to 110,372.40, 152,309.52 and 60,071.40 is: 82,896.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,372.40 : 152,309.52 = 60,071.40 : x
  2. Step 2: Convert to fraction form
    110,372.40/152,309.52 = 60,071.40/x
  3. Step 3: Cross multiply
    110,372.40x = 152,309.52 × 60,071.40
  4. Step 4: Simplify right side
    110,372.40x = 9,149,446,099.73
  5. Step 5: Solve for x
    x = 9,149,446,099.73/110,372.40
  6. Step 6: Final answer
    x = 82,896.14

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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.