Home / 98,912.79-148,132.12-50,754.67

Finding the Fourth Proportional to 98,912.79, 148,132.12 and 50,754.67

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Solution

The fourth proportional to 98,912.79, 148,132.12 and 50,754.67 is: 76,010.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,912.79 : 148,132.12 = 50,754.67 : x
  2. Step 2: Convert to fraction form
    98,912.79/148,132.12 = 50,754.67/x
  3. Step 3: Cross multiply
    98,912.79x = 148,132.12 × 50,754.67
  4. Step 4: Simplify right side
    98,912.79x = 7,518,395,872.57
  5. Step 5: Solve for x
    x = 7,518,395,872.57/98,912.79
  6. Step 6: Final answer
    x = 76,010.35

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1.5x scale

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.