Home / 124,846.08-172,288.18-68,257.46

Finding the Fourth Proportional to 124,846.08, 172,288.18 and 68,257.46

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Solution

The fourth proportional to 124,846.08, 172,288.18 and 68,257.46 is: 94,195.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,846.08 : 172,288.18 = 68,257.46 : x
  2. Step 2: Convert to fraction form
    124,846.08/172,288.18 = 68,257.46/x
  3. Step 3: Cross multiply
    124,846.08x = 172,288.18 × 68,257.46
  4. Step 4: Simplify right side
    124,846.08x = 11,759,953,554.82
  5. Step 5: Solve for x
    x = 11,759,953,554.82/124,846.08
  6. Step 6: Final answer
    x = 94,195.62

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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.