Home / 43,170.68-64,453.20-36,529.50

Finding the Fourth Proportional to 43,170.68, 64,453.20 and 36,529.50

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Solution

The fourth proportional to 43,170.68, 64,453.20 and 36,529.50 is: 54,538.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,170.68 : 64,453.20 = 36,529.50 : x
  2. Step 2: Convert to fraction form
    43,170.68/64,453.20 = 36,529.50/x
  3. Step 3: Cross multiply
    43,170.68x = 64,453.20 × 36,529.50
  4. Step 4: Simplify right side
    43,170.68x = 2,354,443,169.40
  5. Step 5: Solve for x
    x = 2,354,443,169.40/43,170.68
  6. Step 6: Final answer
    x = 54,538.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.