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Finding the Fourth Proportional to 101,305.98, 139,798.17 and 58,861.17

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Solution

The fourth proportional to 101,305.98, 139,798.17 and 58,861.17 is: 81,226.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,305.98 : 139,798.17 = 58,861.17 : x
  2. Step 2: Convert to fraction form
    101,305.98/139,798.17 = 58,861.17/x
  3. Step 3: Cross multiply
    101,305.98x = 139,798.17 × 58,861.17
  4. Step 4: Simplify right side
    101,305.98x = 8,228,683,850.06
  5. Step 5: Solve for x
    x = 8,228,683,850.06/101,305.98
  6. Step 6: Final answer
    x = 81,226.04

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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.