Home / 97,617.20-146,474.40-55,529.60

Finding the Fourth Proportional to 97,617.20, 146,474.40 and 55,529.60

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Solution

The fourth proportional to 97,617.20, 146,474.40 and 55,529.60 is: 83,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,617.20 : 146,474.40 = 55,529.60 : x
  2. Step 2: Convert to fraction form
    97,617.20/146,474.40 = 55,529.60/x
  3. Step 3: Cross multiply
    97,617.20x = 146,474.40 × 55,529.60
  4. Step 4: Simplify right side
    97,617.20x = 8,133,664,842.24
  5. Step 5: Solve for x
    x = 8,133,664,842.24/97,617.20
  6. Step 6: Final answer
    x = 83,322.05

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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.