Home / 124,644.84-172,003.06-68,054.92

Finding the Fourth Proportional to 124,644.84, 172,003.06 and 68,054.92

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Solution

The fourth proportional to 124,644.84, 172,003.06 and 68,054.92 is: 93,912.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,644.84 : 172,003.06 = 68,054.92 : x
  2. Step 2: Convert to fraction form
    124,644.84/172,003.06 = 68,054.92/x
  3. Step 3: Cross multiply
    124,644.84x = 172,003.06 × 68,054.92
  4. Step 4: Simplify right side
    124,644.84x = 11,705,654,488.06
  5. Step 5: Solve for x
    x = 11,705,654,488.06/124,644.84
  6. Step 6: Final answer
    x = 93,912.07

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1.5x scale

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.