Home / 158,035.41-218,096.97-86,414.67

Finding the Fourth Proportional to 158,035.41, 218,096.97 and 86,414.67

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Solution

The fourth proportional to 158,035.41, 218,096.97 and 86,414.67 is: 119,256.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,035.41 : 218,096.97 = 86,414.67 : x
  2. Step 2: Convert to fraction form
    158,035.41/218,096.97 = 86,414.67/x
  3. Step 3: Cross multiply
    158,035.41x = 218,096.97 × 86,414.67
  4. Step 4: Simplify right side
    158,035.41x = 18,846,777,690.55
  5. Step 5: Solve for x
    x = 18,846,777,690.55/158,035.41
  6. Step 6: Final answer
    x = 119,256.68

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1.5x scale

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.