Home / 286,731.36-395,616.96-173,532.24

Finding the Fourth Proportional to 286,731.36, 395,616.96 and 173,532.24

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Solution

The fourth proportional to 286,731.36, 395,616.96 and 173,532.24 is: 239,430.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,731.36 : 395,616.96 = 173,532.24 : x
  2. Step 2: Convert to fraction form
    286,731.36/395,616.96 = 173,532.24/x
  3. Step 3: Cross multiply
    286,731.36x = 395,616.96 × 173,532.24
  4. Step 4: Simplify right side
    286,731.36x = 68,652,297,250.79
  5. Step 5: Solve for x
    x = 68,652,297,250.79/286,731.36
  6. Step 6: Final answer
    x = 239,430.72

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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.