Home / 30,504.08-45,757.53-10,784.63

Finding the Fourth Proportional to 30,504.08, 45,757.53 and 10,784.63

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Solution

The fourth proportional to 30,504.08, 45,757.53 and 10,784.63 is: 16,177.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,504.08 : 45,757.53 = 10,784.63 : x
  2. Step 2: Convert to fraction form
    30,504.08/45,757.53 = 10,784.63/x
  3. Step 3: Cross multiply
    30,504.08x = 45,757.53 × 10,784.63
  4. Step 4: Simplify right side
    30,504.08x = 493,477,801.98
  5. Step 5: Solve for x
    x = 493,477,801.98/30,504.08
  6. Step 6: Final answer
    x = 16,177.44

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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.