Home / 187,318.00-258,498.69-102,435.04

Finding the Fourth Proportional to 187,318.00, 258,498.69 and 102,435.04

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Solution

The fourth proportional to 187,318.00, 258,498.69 and 102,435.04 is: 141,360.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,318.00 : 258,498.69 = 102,435.04 : x
  2. Step 2: Convert to fraction form
    187,318.00/258,498.69 = 102,435.04/x
  3. Step 3: Cross multiply
    187,318.00x = 258,498.69 × 102,435.04
  4. Step 4: Simplify right side
    187,318.00x = 26,479,322,357.60
  5. Step 5: Solve for x
    x = 26,479,322,357.60/187,318.00
  6. Step 6: Final answer
    x = 141,360.27

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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.