Home / 106,410.84-146,847.96-58,665.87

Finding the Fourth Proportional to 106,410.84, 146,847.96 and 58,665.87

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Solution

The fourth proportional to 106,410.84, 146,847.96 and 58,665.87 is: 80,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,410.84 : 146,847.96 = 58,665.87 : x
  2. Step 2: Convert to fraction form
    106,410.84/146,847.96 = 58,665.87/x
  3. Step 3: Cross multiply
    106,410.84x = 146,847.96 × 58,665.87
  4. Step 4: Simplify right side
    106,410.84x = 8,614,963,331.13
  5. Step 5: Solve for x
    x = 8,614,963,331.13/106,410.84
  6. Step 6: Final answer
    x = 80,959.45

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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.