Home / 161,930.90-223,392.44-93,908.46

Finding the Fourth Proportional to 161,930.90, 223,392.44 and 93,908.46

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Solution

The fourth proportional to 161,930.90, 223,392.44 and 93,908.46 is: 129,551.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,930.90 : 223,392.44 = 93,908.46 : x
  2. Step 2: Convert to fraction form
    161,930.90/223,392.44 = 93,908.46/x
  3. Step 3: Cross multiply
    161,930.90x = 223,392.44 × 93,908.46
  4. Step 4: Simplify right side
    161,930.90x = 20,978,439,007.83
  5. Step 5: Solve for x
    x = 20,978,439,007.83/161,930.90
  6. Step 6: Final answer
    x = 129,551.79

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1.5x scale

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.