Home / 286,848.41-395,845.18-159,521.27

Finding the Fourth Proportional to 286,848.41, 395,845.18 and 159,521.27

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Solution

The fourth proportional to 286,848.41, 395,845.18 and 159,521.27 is: 220,136.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,848.41 : 395,845.18 = 159,521.27 : x
  2. Step 2: Convert to fraction form
    286,848.41/395,845.18 = 159,521.27/x
  3. Step 3: Cross multiply
    286,848.41x = 395,845.18 × 159,521.27
  4. Step 4: Simplify right side
    286,848.41x = 63,145,723,458.95
  5. Step 5: Solve for x
    x = 63,145,723,458.95/286,848.41
  6. Step 6: Final answer
    x = 220,136.22

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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.