Home / 243,771.37-365,706.93-83,826.54

Finding the Fourth Proportional to 243,771.37, 365,706.93 and 83,826.54

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Solution

The fourth proportional to 243,771.37, 365,706.93 and 83,826.54 is: 125,756.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,771.37 : 365,706.93 = 83,826.54 : x
  2. Step 2: Convert to fraction form
    243,771.37/365,706.93 = 83,826.54/x
  3. Step 3: Cross multiply
    243,771.37x = 365,706.93 × 83,826.54
  4. Step 4: Simplify right side
    243,771.37x = 30,655,944,976.95
  5. Step 5: Solve for x
    x = 30,655,944,976.95/243,771.37
  6. Step 6: Final answer
    x = 125,756.95

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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.