Home / 116,424.43-174,512.30-66,396.81

Finding the Fourth Proportional to 116,424.43, 174,512.30 and 66,396.81

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Solution

The fourth proportional to 116,424.43, 174,512.30 and 66,396.81 is: 99,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,424.43 : 174,512.30 = 66,396.81 : x
  2. Step 2: Convert to fraction form
    116,424.43/174,512.30 = 66,396.81/x
  3. Step 3: Cross multiply
    116,424.43x = 174,512.30 × 66,396.81
  4. Step 4: Simplify right side
    116,424.43x = 11,587,060,025.76
  5. Step 5: Solve for x
    x = 11,587,060,025.76/116,424.43
  6. Step 6: Final answer
    x = 99,524.30

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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.