Home / 66,795.90-99,996.93-49,343.64

Finding the Fourth Proportional to 66,795.90, 99,996.93 and 49,343.64

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Solution

The fourth proportional to 66,795.90, 99,996.93 and 49,343.64 is: 73,869.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,795.90 : 99,996.93 = 49,343.64 : x
  2. Step 2: Convert to fraction form
    66,795.90/99,996.93 = 49,343.64/x
  3. Step 3: Cross multiply
    66,795.90x = 99,996.93 × 49,343.64
  4. Step 4: Simplify right side
    66,795.90x = 4,934,212,515.03
  5. Step 5: Solve for x
    x = 4,934,212,515.03/66,795.90
  6. Step 6: Final answer
    x = 73,869.99

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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.