Home / 187,563.98-281,373.65-54,426.93

Finding the Fourth Proportional to 187,563.98, 281,373.65 and 54,426.93

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Solution

The fourth proportional to 187,563.98, 281,373.65 and 54,426.93 is: 81,648.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,563.98 : 281,373.65 = 54,426.93 : x
  2. Step 2: Convert to fraction form
    187,563.98/281,373.65 = 54,426.93/x
  3. Step 3: Cross multiply
    187,563.98x = 281,373.65 × 54,426.93
  4. Step 4: Simplify right side
    187,563.98x = 15,314,303,952.39
  5. Step 5: Solve for x
    x = 15,314,303,952.39/187,563.98
  6. Step 6: Final answer
    x = 81,648.43

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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.