Home / 208,518.46-312,777.73-50,746.92

Finding the Fourth Proportional to 208,518.46, 312,777.73 and 50,746.92

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Solution

The fourth proportional to 208,518.46, 312,777.73 and 50,746.92 is: 76,120.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,518.46 : 312,777.73 = 50,746.92 : x
  2. Step 2: Convert to fraction form
    208,518.46/312,777.73 = 50,746.92/x
  3. Step 3: Cross multiply
    208,518.46x = 312,777.73 × 50,746.92
  4. Step 4: Simplify right side
    208,518.46x = 15,872,504,624.47
  5. Step 5: Solve for x
    x = 15,872,504,624.47/208,518.46
  6. Step 6: Final answer
    x = 76,120.38

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1.5x scale

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.