Home / 106,410.66-146,847.69-58,665.72

Finding the Fourth Proportional to 106,410.66, 146,847.69 and 58,665.72

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Solution

The fourth proportional to 106,410.66, 146,847.69 and 58,665.72 is: 80,959.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,410.66 : 146,847.69 = 58,665.72 : x
  2. Step 2: Convert to fraction form
    106,410.66/146,847.69 = 58,665.72/x
  3. Step 3: Cross multiply
    106,410.66x = 146,847.69 × 58,665.72
  4. Step 4: Simplify right side
    106,410.66x = 8,614,925,464.19
  5. Step 5: Solve for x
    x = 8,614,925,464.19/106,410.66
  6. Step 6: Final answer
    x = 80,959.23

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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.