Home / 168,869.81-233,047.63-93,418.31

Finding the Fourth Proportional to 168,869.81, 233,047.63 and 93,418.31

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Solution

The fourth proportional to 168,869.81, 233,047.63 and 93,418.31 is: 128,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,869.81 : 233,047.63 = 93,418.31 : x
  2. Step 2: Convert to fraction form
    168,869.81/233,047.63 = 93,418.31/x
  3. Step 3: Cross multiply
    168,869.81x = 233,047.63 × 93,418.31
  4. Step 4: Simplify right side
    168,869.81x = 21,770,916,443.50
  5. Step 5: Solve for x
    x = 21,770,916,443.50/168,869.81
  6. Step 6: Final answer
    x = 128,921.30

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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.