Home / 114,166.44-157,581.36-66,429.04

Finding the Fourth Proportional to 114,166.44, 157,581.36 and 66,429.04

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Solution

The fourth proportional to 114,166.44, 157,581.36 and 66,429.04 is: 91,690.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,166.44 : 157,581.36 = 66,429.04 : x
  2. Step 2: Convert to fraction form
    114,166.44/157,581.36 = 66,429.04/x
  3. Step 3: Cross multiply
    114,166.44x = 157,581.36 × 66,429.04
  4. Step 4: Simplify right side
    114,166.44x = 10,467,978,466.69
  5. Step 5: Solve for x
    x = 10,467,978,466.69/114,166.44
  6. Step 6: Final answer
    x = 91,690.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.