Home / 136,723.04-188,735.37-83,025.35

Finding the Fourth Proportional to 136,723.04, 188,735.37 and 83,025.35

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Solution

The fourth proportional to 136,723.04, 188,735.37 and 83,025.35 is: 114,609.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,723.04 : 188,735.37 = 83,025.35 : x
  2. Step 2: Convert to fraction form
    136,723.04/188,735.37 = 83,025.35/x
  3. Step 3: Cross multiply
    136,723.04x = 188,735.37 × 83,025.35
  4. Step 4: Simplify right side
    136,723.04x = 15,669,820,666.00
  5. Step 5: Solve for x
    x = 15,669,820,666.00/136,723.04
  6. Step 6: Final answer
    x = 114,609.95

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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.