Home / 124,906.02-172,374.43-68,317.39

Finding the Fourth Proportional to 124,906.02, 172,374.43 and 68,317.39

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Solution

The fourth proportional to 124,906.02, 172,374.43 and 68,317.39 is: 94,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,906.02 : 172,374.43 = 68,317.39 : x
  2. Step 2: Convert to fraction form
    124,906.02/172,374.43 = 68,317.39/x
  3. Step 3: Cross multiply
    124,906.02x = 172,374.43 × 68,317.39
  4. Step 4: Simplify right side
    124,906.02x = 11,776,171,160.34
  5. Step 5: Solve for x
    x = 11,776,171,160.34/124,906.02
  6. Step 6: Final answer
    x = 94,280.25

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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.