Home / 187,823.66-281,738.57-52,890.97

Finding the Fourth Proportional to 187,823.66, 281,738.57 and 52,890.97

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Solution

The fourth proportional to 187,823.66, 281,738.57 and 52,890.97 is: 79,337.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,823.66 : 281,738.57 = 52,890.97 : x
  2. Step 2: Convert to fraction form
    187,823.66/281,738.57 = 52,890.97/x
  3. Step 3: Cross multiply
    187,823.66x = 281,738.57 × 52,890.97
  4. Step 4: Simplify right side
    187,823.66x = 14,901,424,580.57
  5. Step 5: Solve for x
    x = 14,901,424,580.57/187,823.66
  6. Step 6: Final answer
    x = 79,337.32

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1.5x scale

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.