Home / 109,793.84-151,516.68-62,047.76

Finding the Fourth Proportional to 109,793.84, 151,516.68 and 62,047.76

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Solution

The fourth proportional to 109,793.84, 151,516.68 and 62,047.76 is: 85,626.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,793.84 : 151,516.68 = 62,047.76 : x
  2. Step 2: Convert to fraction form
    109,793.84/151,516.68 = 62,047.76/x
  3. Step 3: Cross multiply
    109,793.84x = 151,516.68 × 62,047.76
  4. Step 4: Simplify right side
    109,793.84x = 9,401,270,596.64
  5. Step 5: Solve for x
    x = 9,401,270,596.64/109,793.84
  6. Step 6: Final answer
    x = 85,626.58

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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.