Home / 43,101.23-64,631.00-15,020.61

Finding the Fourth Proportional to 43,101.23, 64,631.00 and 15,020.61

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Solution

The fourth proportional to 43,101.23, 64,631.00 and 15,020.61 is: 22,523.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,101.23 : 64,631.00 = 15,020.61 : x
  2. Step 2: Convert to fraction form
    43,101.23/64,631.00 = 15,020.61/x
  3. Step 3: Cross multiply
    43,101.23x = 64,631.00 × 15,020.61
  4. Step 4: Simplify right side
    43,101.23x = 970,796,969.81
  5. Step 5: Solve for x
    x = 970,796,969.81/43,101.23
  6. Step 6: Final answer
    x = 22,523.65

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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.