Home / 187,101.94-258,200.93-106,529.50

Finding the Fourth Proportional to 187,101.94, 258,200.93 and 106,529.50

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Solution

The fourth proportional to 187,101.94, 258,200.93 and 106,529.50 is: 147,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,101.94 : 258,200.93 = 106,529.50 : x
  2. Step 2: Convert to fraction form
    187,101.94/258,200.93 = 106,529.50/x
  3. Step 3: Cross multiply
    187,101.94x = 258,200.93 × 106,529.50
  4. Step 4: Simplify right side
    187,101.94x = 27,506,015,972.44
  5. Step 5: Solve for x
    x = 27,506,015,972.44/187,101.94
  6. Step 6: Final answer
    x = 147,010.85

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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.