Home / 134,194.84-185,230.14-86,448.04

Finding the Fourth Proportional to 134,194.84, 185,230.14 and 86,448.04

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Solution

The fourth proportional to 134,194.84, 185,230.14 and 86,448.04 is: 119,324.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,194.84 : 185,230.14 = 86,448.04 : x
  2. Step 2: Convert to fraction form
    134,194.84/185,230.14 = 86,448.04/x
  3. Step 3: Cross multiply
    134,194.84x = 185,230.14 × 86,448.04
  4. Step 4: Simplify right side
    134,194.84x = 16,012,782,551.93
  5. Step 5: Solve for x
    x = 16,012,782,551.93/134,194.84
  6. Step 6: Final answer
    x = 119,324.88

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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.