Home / 124,851.94-172,295.69-68,263.31

Finding the Fourth Proportional to 124,851.94, 172,295.69 and 68,263.31

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Solution

The fourth proportional to 124,851.94, 172,295.69 and 68,263.31 is: 94,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,851.94 : 172,295.69 = 68,263.31 : x
  2. Step 2: Convert to fraction form
    124,851.94/172,295.69 = 68,263.31/x
  3. Step 3: Cross multiply
    124,851.94x = 172,295.69 × 68,263.31
  4. Step 4: Simplify right side
    124,851.94x = 11,761,474,187.56
  5. Step 5: Solve for x
    x = 11,761,474,187.56/124,851.94
  6. Step 6: Final answer
    x = 94,203.38

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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.