Home / 246,521.56-369,783.43-78,042.72

Finding the Fourth Proportional to 246,521.56, 369,783.43 and 78,042.72

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Solution

The fourth proportional to 246,521.56, 369,783.43 and 78,042.72 is: 117,064.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,521.56 : 369,783.43 = 78,042.72 : x
  2. Step 2: Convert to fraction form
    246,521.56/369,783.43 = 78,042.72/x
  3. Step 3: Cross multiply
    246,521.56x = 369,783.43 × 78,042.72
  4. Step 4: Simplify right side
    246,521.56x = 28,858,904,883.24
  5. Step 5: Solve for x
    x = 28,858,904,883.24/246,521.56
  6. Step 6: Final answer
    x = 117,064.43

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1.5x scale

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.