Home / 246,263.45-369,416.14-77,738.70

Finding the Fourth Proportional to 246,263.45, 369,416.14 and 77,738.70

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Solution

The fourth proportional to 246,263.45, 369,416.14 and 77,738.70 is: 116,614.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,263.45 : 369,416.14 = 77,738.70 : x
  2. Step 2: Convert to fraction form
    246,263.45/369,416.14 = 77,738.70/x
  3. Step 3: Cross multiply
    246,263.45x = 369,416.14 × 77,738.70
  4. Step 4: Simplify right side
    246,263.45x = 28,717,930,288.27
  5. Step 5: Solve for x
    x = 28,717,930,288.27/246,263.45
  6. Step 6: Final answer
    x = 116,614.67

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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.