Home / 154,795.73-213,620.27-93,533.42

Finding the Fourth Proportional to 154,795.73, 213,620.27 and 93,533.42

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Solution

The fourth proportional to 154,795.73, 213,620.27 and 93,533.42 is: 129,077.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,795.73 : 213,620.27 = 93,533.42 : x
  2. Step 2: Convert to fraction form
    154,795.73/213,620.27 = 93,533.42/x
  3. Step 3: Cross multiply
    154,795.73x = 213,620.27 × 93,533.42
  4. Step 4: Simplify right side
    154,795.73x = 19,980,633,600.16
  5. Step 5: Solve for x
    x = 19,980,633,600.16/154,795.73
  6. Step 6: Final answer
    x = 129,077.43

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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.