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Finding the Fourth Proportional to 104,615.56, 144,366.44 and 59,297.72

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Solution

The fourth proportional to 104,615.56, 144,366.44 and 59,297.72 is: 81,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,615.56 : 144,366.44 = 59,297.72 : x
  2. Step 2: Convert to fraction form
    104,615.56/144,366.44 = 59,297.72/x
  3. Step 3: Cross multiply
    104,615.56x = 144,366.44 × 59,297.72
  4. Step 4: Simplify right side
    104,615.56x = 8,560,599,718.20
  5. Step 5: Solve for x
    x = 8,560,599,718.20/104,615.56
  6. Step 6: Final answer
    x = 81,829.12

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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.