Home / 124,136.62-186,059.06-57,435.82

Finding the Fourth Proportional to 124,136.62, 186,059.06 and 57,435.82

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Solution

The fourth proportional to 124,136.62, 186,059.06 and 57,435.82 is: 86,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,136.62 : 186,059.06 = 57,435.82 : x
  2. Step 2: Convert to fraction form
    124,136.62/186,059.06 = 57,435.82/x
  3. Step 3: Cross multiply
    124,136.62x = 186,059.06 × 57,435.82
  4. Step 4: Simplify right side
    124,136.62x = 10,686,454,679.53
  5. Step 5: Solve for x
    x = 10,686,454,679.53/124,136.62
  6. Step 6: Final answer
    x = 86,086.24

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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.