Home / 69,702,091.20-104,553,136.80-35,612,107.20

Finding the Fourth Proportional to 69,702,091.20, 104,553,136.80 and 35,612,107.20

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Solution

The fourth proportional to 69,702,091.20, 104,553,136.80 and 35,612,107.20 is: 53,418,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,702,091.20 : 104,553,136.80 = 35,612,107.20 : x
  2. Step 2: Convert to fraction form
    69,702,091.20/104,553,136.80 = 35,612,107.20/x
  3. Step 3: Cross multiply
    69,702,091.20x = 104,553,136.80 × 35,612,107.20
  4. Step 4: Simplify right side
    69,702,091.20x = 3,723,357,515,817,865
  5. Step 5: Solve for x
    x = 3,723,357,515,817,865/69,702,091.20
  6. Step 6: Final answer
    x = 53,418,160.80

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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.