Home / 98,911.79-148,130.62-50,753.67

Finding the Fourth Proportional to 98,911.79, 148,130.62 and 50,753.67

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Solution

The fourth proportional to 98,911.79, 148,130.62 and 50,753.67 is: 76,008.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,911.79 : 148,130.62 = 50,753.67 : x
  2. Step 2: Convert to fraction form
    98,911.79/148,130.62 = 50,753.67/x
  3. Step 3: Cross multiply
    98,911.79x = 148,130.62 × 50,753.67
  4. Step 4: Simplify right side
    98,911.79x = 7,518,171,609.95
  5. Step 5: Solve for x
    x = 7,518,171,609.95/98,911.79
  6. Step 6: Final answer
    x = 76,008.85

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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.