Home / 246,516.25-369,775.45-78,037.40

Finding the Fourth Proportional to 246,516.25, 369,775.45 and 78,037.40

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Solution

The fourth proportional to 246,516.25, 369,775.45 and 78,037.40 is: 117,056.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,516.25 : 369,775.45 = 78,037.40 : x
  2. Step 2: Convert to fraction form
    246,516.25/369,775.45 = 78,037.40/x
  3. Step 3: Cross multiply
    246,516.25x = 369,775.45 × 78,037.40
  4. Step 4: Simplify right side
    246,516.25x = 28,856,314,903.30
  5. Step 5: Solve for x
    x = 28,856,314,903.30/246,516.25
  6. Step 6: Final answer
    x = 117,056.44

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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.