Home / 168,829.26-232,990.47-93,378.30

Finding the Fourth Proportional to 168,829.26, 232,990.47 and 93,378.30

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Solution

The fourth proportional to 168,829.26, 232,990.47 and 93,378.30 is: 128,865.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,829.26 : 232,990.47 = 93,378.30 : x
  2. Step 2: Convert to fraction form
    168,829.26/232,990.47 = 93,378.30/x
  3. Step 3: Cross multiply
    168,829.26x = 232,990.47 × 93,378.30
  4. Step 4: Simplify right side
    168,829.26x = 21,756,254,004.80
  5. Step 5: Solve for x
    x = 21,756,254,004.80/168,829.26
  6. Step 6: Final answer
    x = 128,865.42

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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.