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Finding the Fourth Proportional to 196,771.95, 295,159.68 and 56,530.53

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Solution

The fourth proportional to 196,771.95, 295,159.68 and 56,530.53 is: 84,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,771.95 : 295,159.68 = 56,530.53 : x
  2. Step 2: Convert to fraction form
    196,771.95/295,159.68 = 56,530.53/x
  3. Step 3: Cross multiply
    196,771.95x = 295,159.68 × 56,530.53
  4. Step 4: Simplify right side
    196,771.95x = 16,685,533,145.03
  5. Step 5: Solve for x
    x = 16,685,533,145.03/196,771.95
  6. Step 6: Final answer
    x = 84,796.30

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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.