Home / 187,607.95-258,896.32-102,725.01

Finding the Fourth Proportional to 187,607.95, 258,896.32 and 102,725.01

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Solution

The fourth proportional to 187,607.95, 258,896.32 and 102,725.01 is: 141,759.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,607.95 : 258,896.32 = 102,725.01 : x
  2. Step 2: Convert to fraction form
    187,607.95/258,896.32 = 102,725.01/x
  3. Step 3: Cross multiply
    187,607.95x = 258,896.32 × 102,725.01
  4. Step 4: Simplify right side
    187,607.95x = 26,595,126,804.15
  5. Step 5: Solve for x
    x = 26,595,126,804.15/187,607.95
  6. Step 6: Final answer
    x = 141,759.06

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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.