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Finding the Fourth Proportional to 228,519.22, 342,810.74 and 95,368.98

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Solution

The fourth proportional to 228,519.22, 342,810.74 and 95,368.98 is: 143,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,519.22 : 342,810.74 = 95,368.98 : x
  2. Step 2: Convert to fraction form
    228,519.22/342,810.74 = 95,368.98/x
  3. Step 3: Cross multiply
    228,519.22x = 342,810.74 × 95,368.98
  4. Step 4: Simplify right side
    228,519.22x = 32,693,510,606.85
  5. Step 5: Solve for x
    x = 32,693,510,606.85/228,519.22
  6. Step 6: Final answer
    x = 143,066.79

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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.