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Finding the Fourth Proportional to 191,692.46, 264,536.65 and 111,167.73

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Solution

The fourth proportional to 191,692.46, 264,536.65 and 111,167.73 is: 153,412.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,692.46 : 264,536.65 = 111,167.73 : x
  2. Step 2: Convert to fraction form
    191,692.46/264,536.65 = 111,167.73/x
  3. Step 3: Cross multiply
    191,692.46x = 264,536.65 × 111,167.73
  4. Step 4: Simplify right side
    191,692.46x = 29,407,938,882.30
  5. Step 5: Solve for x
    x = 29,407,938,882.30/191,692.46
  6. Step 6: Final answer
    x = 153,412.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.