Home / 204,368.41-306,573.52-78,114.93

Finding the Fourth Proportional to 204,368.41, 306,573.52 and 78,114.93

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Solution

The fourth proportional to 204,368.41, 306,573.52 and 78,114.93 is: 117,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,368.41 : 306,573.52 = 78,114.93 : x
  2. Step 2: Convert to fraction form
    204,368.41/306,573.52 = 78,114.93/x
  3. Step 3: Cross multiply
    204,368.41x = 306,573.52 × 78,114.93
  4. Step 4: Simplify right side
    204,368.41x = 23,947,967,521.79
  5. Step 5: Solve for x
    x = 23,947,967,521.79/204,368.41
  6. Step 6: Final answer
    x = 117,180.38

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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.