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Finding the Fourth Proportional to 104,206.67, 143,803.31 and 58,883.67

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Solution

The fourth proportional to 104,206.67, 143,803.31 and 58,883.67 is: 81,258.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,206.67 : 143,803.31 = 58,883.67 : x
  2. Step 2: Convert to fraction form
    104,206.67/143,803.31 = 58,883.67/x
  3. Step 3: Cross multiply
    104,206.67x = 143,803.31 × 58,883.67
  4. Step 4: Simplify right side
    104,206.67x = 8,467,666,650.95
  5. Step 5: Solve for x
    x = 8,467,666,650.95/104,206.67
  6. Step 6: Final answer
    x = 81,258.39

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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.