Home / 96,815.36-145,097.48-43,467.96

Finding the Fourth Proportional to 96,815.36, 145,097.48 and 43,467.96

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Solution

The fourth proportional to 96,815.36, 145,097.48 and 43,467.96 is: 65,145.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,815.36 : 145,097.48 = 43,467.96 : x
  2. Step 2: Convert to fraction form
    96,815.36/145,097.48 = 43,467.96/x
  3. Step 3: Cross multiply
    96,815.36x = 145,097.48 × 43,467.96
  4. Step 4: Simplify right side
    96,815.36x = 6,307,091,456.74
  5. Step 5: Solve for x
    x = 6,307,091,456.74/96,815.36
  6. Step 6: Final answer
    x = 65,145.57

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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.