Home / 246,263.96-369,416.90-77,739.20

Finding the Fourth Proportional to 246,263.96, 369,416.90 and 77,739.20

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Solution

The fourth proportional to 246,263.96, 369,416.90 and 77,739.20 is: 116,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,263.96 : 369,416.90 = 77,739.20 : x
  2. Step 2: Convert to fraction form
    246,263.96/369,416.90 = 77,739.20/x
  3. Step 3: Cross multiply
    246,263.96x = 369,416.90 × 77,739.20
  4. Step 4: Simplify right side
    246,263.96x = 28,718,174,272.48
  5. Step 5: Solve for x
    x = 28,718,174,272.48/246,263.96
  6. Step 6: Final answer
    x = 116,615.42

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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.