Home / 154,095.23-212,675.82-93,684.80

Finding the Fourth Proportional to 154,095.23, 212,675.82 and 93,684.80

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Solution

The fourth proportional to 154,095.23, 212,675.82 and 93,684.80 is: 129,299.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,095.23 : 212,675.82 = 93,684.80 : x
  2. Step 2: Convert to fraction form
    154,095.23/212,675.82 = 93,684.80/x
  3. Step 3: Cross multiply
    154,095.23x = 212,675.82 × 93,684.80
  4. Step 4: Simplify right side
    154,095.23x = 19,924,491,661.54
  5. Step 5: Solve for x
    x = 19,924,491,661.54/154,095.23
  6. Step 6: Final answer
    x = 129,299.86

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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.