Home / 187,670.92-258,990.08-107,096.84

Finding the Fourth Proportional to 187,670.92, 258,990.08 and 107,096.84

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Solution

The fourth proportional to 187,670.92, 258,990.08 and 107,096.84 is: 147,796.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,670.92 : 258,990.08 = 107,096.84 : x
  2. Step 2: Convert to fraction form
    187,670.92/258,990.08 = 107,096.84/x
  3. Step 3: Cross multiply
    187,670.92x = 258,990.08 × 107,096.84
  4. Step 4: Simplify right side
    187,670.92x = 27,737,019,159.35
  5. Step 5: Solve for x
    x = 27,737,019,159.35/187,670.92
  6. Step 6: Final answer
    x = 147,796.04

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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.