Home / 196,669.20-295,001.88-56,428.56

Finding the Fourth Proportional to 196,669.20, 295,001.88 and 56,428.56

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Solution

The fourth proportional to 196,669.20, 295,001.88 and 56,428.56 is: 84,642.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,669.20 : 295,001.88 = 56,428.56 : x
  2. Step 2: Convert to fraction form
    196,669.20/295,001.88 = 56,428.56/x
  3. Step 3: Cross multiply
    196,669.20x = 295,001.88 × 56,428.56
  4. Step 4: Simplify right side
    196,669.20x = 16,646,531,285.69
  5. Step 5: Solve for x
    x = 16,646,531,285.69/196,669.20
  6. Step 6: Final answer
    x = 84,642.29

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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.