Home / 199,152.33-274,704.61-118,519.66

Finding the Fourth Proportional to 199,152.33, 274,704.61 and 118,519.66

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Solution

The fourth proportional to 199,152.33, 274,704.61 and 118,519.66 is: 163,482.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,152.33 : 274,704.61 = 118,519.66 : x
  2. Step 2: Convert to fraction form
    199,152.33/274,704.61 = 118,519.66/x
  3. Step 3: Cross multiply
    199,152.33x = 274,704.61 × 118,519.66
  4. Step 4: Simplify right side
    199,152.33x = 32,557,896,977.63
  5. Step 5: Solve for x
    x = 32,557,896,977.63/199,152.33
  6. Step 6: Final answer
    x = 163,482.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.