Home / 127,923.08-191,768.46-44,771.72

Finding the Fourth Proportional to 127,923.08, 191,768.46 and 44,771.72

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Solution

The fourth proportional to 127,923.08, 191,768.46 and 44,771.72 is: 67,116.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,923.08 : 191,768.46 = 44,771.72 : x
  2. Step 2: Convert to fraction form
    127,923.08/191,768.46 = 44,771.72/x
  3. Step 3: Cross multiply
    127,923.08x = 191,768.46 × 44,771.72
  4. Step 4: Simplify right side
    127,923.08x = 8,585,803,795.95
  5. Step 5: Solve for x
    x = 8,585,803,795.95/127,923.08
  6. Step 6: Final answer
    x = 67,116.93

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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.