Home / 106,215.16-146,575.74-58,467.46

Finding the Fourth Proportional to 106,215.16, 146,575.74 and 58,467.46

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Solution

The fourth proportional to 106,215.16, 146,575.74 and 58,467.46 is: 80,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,215.16 : 146,575.74 = 58,467.46 : x
  2. Step 2: Convert to fraction form
    106,215.16/146,575.74 = 58,467.46/x
  3. Step 3: Cross multiply
    106,215.16x = 146,575.74 × 58,467.46
  4. Step 4: Simplify right side
    106,215.16x = 8,569,911,215.42
  5. Step 5: Solve for x
    x = 8,569,911,215.42/106,215.16
  6. Step 6: Final answer
    x = 80,684.44

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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.