Home / 105,037.62-157,527.27-29,118.03

Finding the Fourth Proportional to 105,037.62, 157,527.27 and 29,118.03

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Solution

The fourth proportional to 105,037.62, 157,527.27 and 29,118.03 is: 43,668.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,037.62 : 157,527.27 = 29,118.03 : x
  2. Step 2: Convert to fraction form
    105,037.62/157,527.27 = 29,118.03/x
  3. Step 3: Cross multiply
    105,037.62x = 157,527.27 × 29,118.03
  4. Step 4: Simplify right side
    105,037.62x = 4,586,883,773.68
  5. Step 5: Solve for x
    x = 4,586,883,773.68/105,037.62
  6. Step 6: Final answer
    x = 43,668.96

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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.