Home / 69,586.02-104,382.81-19,670.04

Finding the Fourth Proportional to 69,586.02, 104,382.81 and 19,670.04

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Solution

The fourth proportional to 69,586.02, 104,382.81 and 19,670.04 is: 29,506.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,586.02 : 104,382.81 = 19,670.04 : x
  2. Step 2: Convert to fraction form
    69,586.02/104,382.81 = 19,670.04/x
  3. Step 3: Cross multiply
    69,586.02x = 104,382.81 × 19,670.04
  4. Step 4: Simplify right side
    69,586.02x = 2,053,214,048.01
  5. Step 5: Solve for x
    x = 2,053,214,048.01/69,586.02
  6. Step 6: Final answer
    x = 29,506.13

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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.