Home / 106,161.02-146,498.55-58,409.90

Finding the Fourth Proportional to 106,161.02, 146,498.55 and 58,409.90

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Solution

The fourth proportional to 106,161.02, 146,498.55 and 58,409.90 is: 80,603.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,161.02 : 146,498.55 = 58,409.90 : x
  2. Step 2: Convert to fraction form
    106,161.02/146,498.55 = 58,409.90/x
  3. Step 3: Cross multiply
    106,161.02x = 146,498.55 × 58,409.90
  4. Step 4: Simplify right side
    106,161.02x = 8,556,965,655.65
  5. Step 5: Solve for x
    x = 8,556,965,655.65/106,161.02
  6. Step 6: Final answer
    x = 80,603.65

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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.