Home / 105,993.23-146,267.61-58,246.52

Finding the Fourth Proportional to 105,993.23, 146,267.61 and 58,246.52

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Solution

The fourth proportional to 105,993.23, 146,267.61 and 58,246.52 is: 80,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,993.23 : 146,267.61 = 58,246.52 : x
  2. Step 2: Convert to fraction form
    105,993.23/146,267.61 = 58,246.52/x
  3. Step 3: Cross multiply
    105,993.23x = 146,267.61 × 58,246.52
  4. Step 4: Simplify right side
    105,993.23x = 8,519,579,271.22
  5. Step 5: Solve for x
    x = 8,519,579,271.22/105,993.23
  6. Step 6: Final answer
    x = 80,378.52

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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.