Home / 169,896.43-234,463.09-93,421.35

Finding the Fourth Proportional to 169,896.43, 234,463.09 and 93,421.35

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Solution

The fourth proportional to 169,896.43, 234,463.09 and 93,421.35 is: 128,924.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,896.43 : 234,463.09 = 93,421.35 : x
  2. Step 2: Convert to fraction form
    169,896.43/234,463.09 = 93,421.35/x
  3. Step 3: Cross multiply
    169,896.43x = 234,463.09 × 93,421.35
  4. Step 4: Simplify right side
    169,896.43x = 21,903,858,392.97
  5. Step 5: Solve for x
    x = 21,903,858,392.97/169,896.43
  6. Step 6: Final answer
    x = 128,924.77

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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.