Home / 99,183.63-136,966.82-69,051.34

Finding the Fourth Proportional to 99,183.63, 136,966.82 and 69,051.34

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Solution

The fourth proportional to 99,183.63, 136,966.82 and 69,051.34 is: 95,355.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,183.63 : 136,966.82 = 69,051.34 : x
  2. Step 2: Convert to fraction form
    99,183.63/136,966.82 = 69,051.34/x
  3. Step 3: Cross multiply
    99,183.63x = 136,966.82 × 69,051.34
  4. Step 4: Simplify right side
    99,183.63x = 9,457,741,426.45
  5. Step 5: Solve for x
    x = 9,457,741,426.45/99,183.63
  6. Step 6: Final answer
    x = 95,355.88

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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.