Home / 49,644.83-68,525.19-30,530.45

Finding the Fourth Proportional to 49,644.83, 68,525.19 and 30,530.45

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Solution

The fourth proportional to 49,644.83, 68,525.19 and 30,530.45 is: 42,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,644.83 : 68,525.19 = 30,530.45 : x
  2. Step 2: Convert to fraction form
    49,644.83/68,525.19 = 30,530.45/x
  3. Step 3: Cross multiply
    49,644.83x = 68,525.19 × 30,530.45
  4. Step 4: Simplify right side
    49,644.83x = 2,092,104,544.41
  5. Step 5: Solve for x
    x = 2,092,104,544.41/49,644.83
  6. Step 6: Final answer
    x = 42,141.44

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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.