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Finding the Fourth Proportional to 93,692.57, 140,313.63 and 53,590.01

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Solution

The fourth proportional to 93,692.57, 140,313.63 and 53,590.01 is: 80,256.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,692.57 : 140,313.63 = 53,590.01 : x
  2. Step 2: Convert to fraction form
    93,692.57/140,313.63 = 53,590.01/x
  3. Step 3: Cross multiply
    93,692.57x = 140,313.63 × 53,590.01
  4. Step 4: Simplify right side
    93,692.57x = 7,519,408,334.23
  5. Step 5: Solve for x
    x = 7,519,408,334.23/93,692.57
  6. Step 6: Final answer
    x = 80,256.19

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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.