Home / 43,051.32-64,606.68-16,756.20

Finding the Fourth Proportional to 43,051.32, 64,606.68 and 16,756.20

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Solution

The fourth proportional to 43,051.32, 64,606.68 and 16,756.20 is: 25,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,051.32 : 64,606.68 = 16,756.20 : x
  2. Step 2: Convert to fraction form
    43,051.32/64,606.68 = 16,756.20/x
  3. Step 3: Cross multiply
    43,051.32x = 64,606.68 × 16,756.20
  4. Step 4: Simplify right side
    43,051.32x = 1,082,562,451.42
  5. Step 5: Solve for x
    x = 1,082,562,451.42/43,051.32
  6. Step 6: Final answer
    x = 25,145.86

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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.