Home / 187,095.13-258,185.50-106,534.15

Finding the Fourth Proportional to 187,095.13, 258,185.50 and 106,534.15

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Solution

The fourth proportional to 187,095.13, 258,185.50 and 106,534.15 is: 147,013.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,095.13 : 258,185.50 = 106,534.15 : x
  2. Step 2: Convert to fraction form
    187,095.13/258,185.50 = 106,534.15/x
  3. Step 3: Cross multiply
    187,095.13x = 258,185.50 × 106,534.15
  4. Step 4: Simplify right side
    187,095.13x = 27,505,571,873.03
  5. Step 5: Solve for x
    x = 27,505,571,873.03/187,095.13
  6. Step 6: Final answer
    x = 147,013.83

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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.