Home / 168,911.51-233,095.86-92,429.78

Finding the Fourth Proportional to 168,911.51, 233,095.86 and 92,429.78

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Solution

The fourth proportional to 168,911.51, 233,095.86 and 92,429.78 is: 127,551.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,911.51 : 233,095.86 = 92,429.78 : x
  2. Step 2: Convert to fraction form
    168,911.51/233,095.86 = 92,429.78/x
  3. Step 3: Cross multiply
    168,911.51x = 233,095.86 × 92,429.78
  4. Step 4: Simplify right side
    168,911.51x = 21,544,997,893.23
  5. Step 5: Solve for x
    x = 21,544,997,893.23/168,911.51
  6. Step 6: Final answer
    x = 127,551.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.