Home / 282,383.40-422,516.37-168,113.24

Finding the Fourth Proportional to 282,383.40, 422,516.37 and 168,113.24

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Solution

The fourth proportional to 282,383.40, 422,516.37 and 168,113.24 is: 251,539.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,383.40 : 422,516.37 = 168,113.24 : x
  2. Step 2: Convert to fraction form
    282,383.40/422,516.37 = 168,113.24/x
  3. Step 3: Cross multiply
    282,383.40x = 422,516.37 × 168,113.24
  4. Step 4: Simplify right side
    282,383.40x = 71,030,593,801.16
  5. Step 5: Solve for x
    x = 71,030,593,801.16/282,383.40
  6. Step 6: Final answer
    x = 251,539.55

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1.5x scale

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.