Home / 148,652.37-205,133.72-84,994.34

Finding the Fourth Proportional to 148,652.37, 205,133.72 and 84,994.34

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Solution

The fourth proportional to 148,652.37, 205,133.72 and 84,994.34 is: 117,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,652.37 : 205,133.72 = 84,994.34 : x
  2. Step 2: Convert to fraction form
    148,652.37/205,133.72 = 84,994.34/x
  3. Step 3: Cross multiply
    148,652.37x = 205,133.72 × 84,994.34
  4. Step 4: Simplify right side
    148,652.37x = 17,435,203,692.50
  5. Step 5: Solve for x
    x = 17,435,203,692.50/148,652.37
  6. Step 6: Final answer
    x = 117,288.43

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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.