Home / 105,879.08-146,071.46-60,532.70

Finding the Fourth Proportional to 105,879.08, 146,071.46 and 60,532.70

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Solution

The fourth proportional to 105,879.08, 146,071.46 and 60,532.70 is: 83,511.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,879.08 : 146,071.46 = 60,532.70 : x
  2. Step 2: Convert to fraction form
    105,879.08/146,071.46 = 60,532.70/x
  3. Step 3: Cross multiply
    105,879.08x = 146,071.46 × 60,532.70
  4. Step 4: Simplify right side
    105,879.08x = 8,842,098,833.72
  5. Step 5: Solve for x
    x = 8,842,098,833.72/105,879.08
  6. Step 6: Final answer
    x = 83,511.30

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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.