Home / 43,056.40-64,516.38-33,219.76

Finding the Fourth Proportional to 43,056.40, 64,516.38 and 33,219.76

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Solution

The fourth proportional to 43,056.40, 64,516.38 and 33,219.76 is: 49,777.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,056.40 : 64,516.38 = 33,219.76 : x
  2. Step 2: Convert to fraction form
    43,056.40/64,516.38 = 33,219.76/x
  3. Step 3: Cross multiply
    43,056.40x = 64,516.38 × 33,219.76
  4. Step 4: Simplify right side
    43,056.40x = 2,143,218,659.67
  5. Step 5: Solve for x
    x = 2,143,218,659.67/43,056.40
  6. Step 6: Final answer
    x = 49,777.01

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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.