Home / 168,422.04-232,421.94-92,970

Finding the Fourth Proportional to 168,422.04, 232,421.94 and 92,970

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Solution

The fourth proportional to 168,422.04, 232,421.94 and 92,970 is: 128,298.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,422.04 : 232,421.94 = 92,970 : x
  2. Step 2: Convert to fraction form
    168,422.04/232,421.94 = 92,970/x
  3. Step 3: Cross multiply
    168,422.04x = 232,421.94 × 92,970
  4. Step 4: Simplify right side
    168,422.04x = 21,608,267,761.80
  5. Step 5: Solve for x
    x = 21,608,267,761.80/168,422.04
  6. Step 6: Final answer
    x = 128,298.34

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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.