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Finding the Fourth Proportional to 243,692.42, 365,289.40 and 93,874.01

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Solution

The fourth proportional to 243,692.42, 365,289.40 and 93,874.01 is: 140,715.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,692.42 : 365,289.40 = 93,874.01 : x
  2. Step 2: Convert to fraction form
    243,692.42/365,289.40 = 93,874.01/x
  3. Step 3: Cross multiply
    243,692.42x = 365,289.40 × 93,874.01
  4. Step 4: Simplify right side
    243,692.42x = 34,291,180,449.22
  5. Step 5: Solve for x
    x = 34,291,180,449.22/243,692.42
  6. Step 6: Final answer
    x = 140,715.01

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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.