Home / 78,714.44-118,093.62-34,345.16

Finding the Fourth Proportional to 78,714.44, 118,093.62 and 34,345.16

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Solution

The fourth proportional to 78,714.44, 118,093.62 and 34,345.16 is: 51,527.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,714.44 : 118,093.62 = 34,345.16 : x
  2. Step 2: Convert to fraction form
    78,714.44/118,093.62 = 34,345.16/x
  3. Step 3: Cross multiply
    78,714.44x = 118,093.62 × 34,345.16
  4. Step 4: Simplify right side
    78,714.44x = 4,055,944,273.88
  5. Step 5: Solve for x
    x = 4,055,944,273.88/78,714.44
  6. Step 6: Final answer
    x = 51,527.32

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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.