Home / 69,884.36-104,807.08-23,140.88

Finding the Fourth Proportional to 69,884.36, 104,807.08 and 23,140.88

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Solution

The fourth proportional to 69,884.36, 104,807.08 and 23,140.88 is: 34,704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,884.36 : 104,807.08 = 23,140.88 : x
  2. Step 2: Convert to fraction form
    69,884.36/104,807.08 = 23,140.88/x
  3. Step 3: Cross multiply
    69,884.36x = 104,807.08 × 23,140.88
  4. Step 4: Simplify right side
    69,884.36x = 2,425,328,061.43
  5. Step 5: Solve for x
    x = 2,425,328,061.43/69,884.36
  6. Step 6: Final answer
    x = 34,704.88

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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.