Home / 134,598.27-185,812.88-104,315.61

Finding the Fourth Proportional to 134,598.27, 185,812.88 and 104,315.61

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Solution

The fourth proportional to 134,598.27, 185,812.88 and 104,315.61 is: 144,007.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,598.27 : 185,812.88 = 104,315.61 : x
  2. Step 2: Convert to fraction form
    134,598.27/185,812.88 = 104,315.61/x
  3. Step 3: Cross multiply
    134,598.27x = 185,812.88 × 104,315.61
  4. Step 4: Simplify right side
    134,598.27x = 19,383,183,401.48
  5. Step 5: Solve for x
    x = 19,383,183,401.48/134,598.27
  6. Step 6: Final answer
    x = 144,007.67

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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.