Home / 69,795.02-104,693.15-19,875.08

Finding the Fourth Proportional to 69,795.02, 104,693.15 and 19,875.08

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Solution

The fourth proportional to 69,795.02, 104,693.15 and 19,875.08 is: 29,812.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,795.02 : 104,693.15 = 19,875.08 : x
  2. Step 2: Convert to fraction form
    69,795.02/104,693.15 = 19,875.08/x
  3. Step 3: Cross multiply
    69,795.02x = 104,693.15 × 19,875.08
  4. Step 4: Simplify right side
    69,795.02x = 2,080,784,183.39
  5. Step 5: Solve for x
    x = 2,080,784,183.39/69,795.02
  6. Step 6: Final answer
    x = 29,812.79

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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.