Home / 124,958.31-172,445.00-68,373.33

Finding the Fourth Proportional to 124,958.31, 172,445.00 and 68,373.33

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Solution

The fourth proportional to 124,958.31, 172,445.00 and 68,373.33 is: 94,356.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,958.31 : 172,445.00 = 68,373.33 : x
  2. Step 2: Convert to fraction form
    124,958.31/172,445.00 = 68,373.33/x
  3. Step 3: Cross multiply
    124,958.31x = 172,445.00 × 68,373.33
  4. Step 4: Simplify right side
    124,958.31x = 11,790,638,549.98
  5. Step 5: Solve for x
    x = 11,790,638,549.98/124,958.31
  6. Step 6: Final answer
    x = 94,356.58

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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.