Home / 107,697.96-148,619.70-59,949.72

Finding the Fourth Proportional to 107,697.96, 148,619.70 and 59,949.72

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Solution

The fourth proportional to 107,697.96, 148,619.70 and 59,949.72 is: 82,728.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,697.96 : 148,619.70 = 59,949.72 : x
  2. Step 2: Convert to fraction form
    107,697.96/148,619.70 = 59,949.72/x
  3. Step 3: Cross multiply
    107,697.96x = 148,619.70 × 59,949.72
  4. Step 4: Simplify right side
    107,697.96x = 8,909,709,401.48
  5. Step 5: Solve for x
    x = 8,909,709,401.48/107,697.96
  6. Step 6: Final answer
    x = 82,728.67

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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.