Home / 49,461.77-74,191.99-12,021.74

Finding the Fourth Proportional to 49,461.77, 74,191.99 and 12,021.74

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Solution

The fourth proportional to 49,461.77, 74,191.99 and 12,021.74 is: 18,032.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,461.77 : 74,191.99 = 12,021.74 : x
  2. Step 2: Convert to fraction form
    49,461.77/74,191.99 = 12,021.74/x
  3. Step 3: Cross multiply
    49,461.77x = 74,191.99 × 12,021.74
  4. Step 4: Simplify right side
    49,461.77x = 891,916,412.85
  5. Step 5: Solve for x
    x = 891,916,412.85/49,461.77
  6. Step 6: Final answer
    x = 18,032.44

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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.