Home / 258,281.82-356,601.06-161,632.62

Finding the Fourth Proportional to 258,281.82, 356,601.06 and 161,632.62

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Solution

The fourth proportional to 258,281.82, 356,601.06 and 161,632.62 is: 223,160.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,281.82 : 356,601.06 = 161,632.62 : x
  2. Step 2: Convert to fraction form
    258,281.82/356,601.06 = 161,632.62/x
  3. Step 3: Cross multiply
    258,281.82x = 356,601.06 × 161,632.62
  4. Step 4: Simplify right side
    258,281.82x = 57,638,363,622.58
  5. Step 5: Solve for x
    x = 57,638,363,622.58/258,281.82
  6. Step 6: Final answer
    x = 223,160.75

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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.