Home / 168,420.04-232,419.18-92,968

Finding the Fourth Proportional to 168,420.04, 232,419.18 and 92,968

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Solution

The fourth proportional to 168,420.04, 232,419.18 and 92,968 is: 128,295.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,420.04 : 232,419.18 = 92,968 : x
  2. Step 2: Convert to fraction form
    168,420.04/232,419.18 = 92,968/x
  3. Step 3: Cross multiply
    168,420.04x = 232,419.18 × 92,968
  4. Step 4: Simplify right side
    168,420.04x = 21,607,546,326.24
  5. Step 5: Solve for x
    x = 21,607,546,326.24/168,420.04
  6. Step 6: Final answer
    x = 128,295.58

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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.