Home / 106,566.36-146,995.79-63,516.86

Finding the Fourth Proportional to 106,566.36, 146,995.79 and 63,516.86

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Solution

The fourth proportional to 106,566.36, 146,995.79 and 63,516.86 is: 87,614.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,566.36 : 146,995.79 = 63,516.86 : x
  2. Step 2: Convert to fraction form
    106,566.36/146,995.79 = 63,516.86/x
  3. Step 3: Cross multiply
    106,566.36x = 146,995.79 × 63,516.86
  4. Step 4: Simplify right side
    106,566.36x = 9,336,710,691.33
  5. Step 5: Solve for x
    x = 9,336,710,691.33/106,566.36
  6. Step 6: Final answer
    x = 87,614.05

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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.