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Finding the Fourth Proportional to 98,060.90, 135,297.14 and 59,826.67

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Solution

The fourth proportional to 98,060.90, 135,297.14 and 59,826.67 is: 82,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,060.90 : 135,297.14 = 59,826.67 : x
  2. Step 2: Convert to fraction form
    98,060.90/135,297.14 = 59,826.67/x
  3. Step 3: Cross multiply
    98,060.90x = 135,297.14 × 59,826.67
  4. Step 4: Simplify right side
    98,060.90x = 8,094,376,709.35
  5. Step 5: Solve for x
    x = 8,094,376,709.35/98,060.90
  6. Step 6: Final answer
    x = 82,544.39

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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.