Home / 30,203.04-41,678.10-16,773.96

Finding the Fourth Proportional to 30,203.04, 41,678.10 and 16,773.96

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Solution

The fourth proportional to 30,203.04, 41,678.10 and 16,773.96 is: 23,146.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.04 : 41,678.10 = 16,773.96 : x
  2. Step 2: Convert to fraction form
    30,203.04/41,678.10 = 16,773.96/x
  3. Step 3: Cross multiply
    30,203.04x = 41,678.10 × 16,773.96
  4. Step 4: Simplify right side
    30,203.04x = 699,106,782.28
  5. Step 5: Solve for x
    x = 699,106,782.28/30,203.04
  6. Step 6: Final answer
    x = 23,146.90

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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.