Home / 187,991.07-282,003.18-53,056.34

Finding the Fourth Proportional to 187,991.07, 282,003.18 and 53,056.34

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Solution

The fourth proportional to 187,991.07, 282,003.18 and 53,056.34 is: 79,589.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,991.07 : 282,003.18 = 53,056.34 : x
  2. Step 2: Convert to fraction form
    187,991.07/282,003.18 = 53,056.34/x
  3. Step 3: Cross multiply
    187,991.07x = 282,003.18 × 53,056.34
  4. Step 4: Simplify right side
    187,991.07x = 14,962,056,599.16
  5. Step 5: Solve for x
    x = 14,962,056,599.16/187,991.07
  6. Step 6: Final answer
    x = 79,589.19

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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.