Home / 124,982.16-172,474.76-68,393.04

Finding the Fourth Proportional to 124,982.16, 172,474.76 and 68,393.04

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Solution

The fourth proportional to 124,982.16, 172,474.76 and 68,393.04 is: 94,382.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,982.16 : 172,474.76 = 68,393.04 : x
  2. Step 2: Convert to fraction form
    124,982.16/172,474.76 = 68,393.04/x
  3. Step 3: Cross multiply
    124,982.16x = 172,474.76 × 68,393.04
  4. Step 4: Simplify right side
    124,982.16x = 11,796,073,159.67
  5. Step 5: Solve for x
    x = 11,796,073,159.67/124,982.16
  6. Step 6: Final answer
    x = 94,382.06

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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.