Home / 124,948.44-172,500.14-82,629.72

Finding the Fourth Proportional to 124,948.44, 172,500.14 and 82,629.72

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Solution

The fourth proportional to 124,948.44, 172,500.14 and 82,629.72 is: 114,076.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,948.44 : 172,500.14 = 82,629.72 : x
  2. Step 2: Convert to fraction form
    124,948.44/172,500.14 = 82,629.72/x
  3. Step 3: Cross multiply
    124,948.44x = 172,500.14 × 82,629.72
  4. Step 4: Simplify right side
    124,948.44x = 14,253,638,268.16
  5. Step 5: Solve for x
    x = 14,253,638,268.16/124,948.44
  6. Step 6: Final answer
    x = 114,076.16

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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.