Home / 43,242.55-64,892.68-15,162.58

Finding the Fourth Proportional to 43,242.55, 64,892.68 and 15,162.58

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Solution

The fourth proportional to 43,242.55, 64,892.68 and 15,162.58 is: 22,753.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,242.55 : 64,892.68 = 15,162.58 : x
  2. Step 2: Convert to fraction form
    43,242.55/64,892.68 = 15,162.58/x
  3. Step 3: Cross multiply
    43,242.55x = 64,892.68 × 15,162.58
  4. Step 4: Simplify right side
    43,242.55x = 983,940,451.91
  5. Step 5: Solve for x
    x = 983,940,451.91/43,242.55
  6. Step 6: Final answer
    x = 22,753.99

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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.