Home / 127,714.47-191,569.62-43,533.25

Finding the Fourth Proportional to 127,714.47, 191,569.62 and 43,533.25

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Solution

The fourth proportional to 127,714.47, 191,569.62 and 43,533.25 is: 65,299.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,714.47 : 191,569.62 = 43,533.25 : x
  2. Step 2: Convert to fraction form
    127,714.47/191,569.62 = 43,533.25/x
  3. Step 3: Cross multiply
    127,714.47x = 191,569.62 × 43,533.25
  4. Step 4: Simplify right side
    127,714.47x = 8,339,647,844.19
  5. Step 5: Solve for x
    x = 8,339,647,844.19/127,714.47
  6. Step 6: Final answer
    x = 65,299.16

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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.