Home / 146,619.24-219,946.95-51,829.86

Finding the Fourth Proportional to 146,619.24, 219,946.95 and 51,829.86

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Solution

The fourth proportional to 146,619.24, 219,946.95 and 51,829.86 is: 77,751.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,619.24 : 219,946.95 = 51,829.86 : x
  2. Step 2: Convert to fraction form
    146,619.24/219,946.95 = 51,829.86/x
  3. Step 3: Cross multiply
    146,619.24x = 219,946.95 × 51,829.86
  4. Step 4: Simplify right side
    146,619.24x = 11,399,819,625.93
  5. Step 5: Solve for x
    x = 11,399,819,625.93/146,619.24
  6. Step 6: Final answer
    x = 77,751.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.