Home / 123,578.04-183,777.18-119,641.44

Finding the Fourth Proportional to 123,578.04, 183,777.18 and 119,641.44

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Solution

The fourth proportional to 123,578.04, 183,777.18 and 119,641.44 is: 177,922.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,578.04 : 183,777.18 = 119,641.44 : x
  2. Step 2: Convert to fraction form
    123,578.04/183,777.18 = 119,641.44/x
  3. Step 3: Cross multiply
    123,578.04x = 183,777.18 × 119,641.44
  4. Step 4: Simplify right side
    123,578.04x = 21,987,366,454.34
  5. Step 5: Solve for x
    x = 21,987,366,454.34/123,578.04
  6. Step 6: Final answer
    x = 177,922.93

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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.