Home / 246,986.26-370,440.60-78,484.40

Finding the Fourth Proportional to 246,986.26, 370,440.60 and 78,484.40

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Solution

The fourth proportional to 246,986.26, 370,440.60 and 78,484.40 is: 117,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,986.26 : 370,440.60 = 78,484.40 : x
  2. Step 2: Convert to fraction form
    246,986.26/370,440.60 = 78,484.40/x
  3. Step 3: Cross multiply
    246,986.26x = 370,440.60 × 78,484.40
  4. Step 4: Simplify right side
    246,986.26x = 29,073,808,226.64
  5. Step 5: Solve for x
    x = 29,073,808,226.64/246,986.26
  6. Step 6: Final answer
    x = 117,714.27

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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.