Home / 66,827.38-99,964.04-50,911.99

Finding the Fourth Proportional to 66,827.38, 99,964.04 and 50,911.99

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Solution

The fourth proportional to 66,827.38, 99,964.04 and 50,911.99 is: 76,156.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,827.38 : 99,964.04 = 50,911.99 : x
  2. Step 2: Convert to fraction form
    66,827.38/99,964.04 = 50,911.99/x
  3. Step 3: Cross multiply
    66,827.38x = 99,964.04 × 50,911.99
  4. Step 4: Simplify right side
    66,827.38x = 5,089,368,204.84
  5. Step 5: Solve for x
    x = 5,089,368,204.84/66,827.38
  6. Step 6: Final answer
    x = 76,156.93

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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.