Home / 124,926.57-172,410.54-68,346.45

Finding the Fourth Proportional to 124,926.57, 172,410.54 and 68,346.45

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Solution

The fourth proportional to 124,926.57, 172,410.54 and 68,346.45 is: 94,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,926.57 : 172,410.54 = 68,346.45 : x
  2. Step 2: Convert to fraction form
    124,926.57/172,410.54 = 68,346.45/x
  3. Step 3: Cross multiply
    124,926.57x = 172,410.54 × 68,346.45
  4. Step 4: Simplify right side
    124,926.57x = 11,783,648,351.58
  5. Step 5: Solve for x
    x = 11,783,648,351.58/124,926.57
  6. Step 6: Final answer
    x = 94,324.60

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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.