Home / 123,584.04-183,786.12-119,647.44

Finding the Fourth Proportional to 123,584.04, 183,786.12 and 119,647.44

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Solution

The fourth proportional to 123,584.04, 183,786.12 and 119,647.44 is: 177,931.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,584.04 : 183,786.12 = 119,647.44 : x
  2. Step 2: Convert to fraction form
    123,584.04/183,786.12 = 119,647.44/x
  3. Step 3: Cross multiply
    123,584.04x = 183,786.12 × 119,647.44
  4. Step 4: Simplify right side
    123,584.04x = 21,989,538,765.53
  5. Step 5: Solve for x
    x = 21,989,538,765.53/123,584.04
  6. Step 6: Final answer
    x = 177,931.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.