Home / 187,991.57-282,003.93-53,056.85

Finding the Fourth Proportional to 187,991.57, 282,003.93 and 53,056.85

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Solution

The fourth proportional to 187,991.57, 282,003.93 and 53,056.85 is: 79,589.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,991.57 : 282,003.93 = 53,056.85 : x
  2. Step 2: Convert to fraction form
    187,991.57/282,003.93 = 53,056.85/x
  3. Step 3: Cross multiply
    187,991.57x = 282,003.93 × 53,056.85
  4. Step 4: Simplify right side
    187,991.57x = 14,962,238,803.40
  5. Step 5: Solve for x
    x = 14,962,238,803.40/187,991.57
  6. Step 6: Final answer
    x = 79,589.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.