Home / 94,213.87-130,013.67-51,771.49

Finding the Fourth Proportional to 94,213.87, 130,013.67 and 51,771.49

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Solution

The fourth proportional to 94,213.87, 130,013.67 and 51,771.49 is: 71,443.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,213.87 : 130,013.67 = 51,771.49 : x
  2. Step 2: Convert to fraction form
    94,213.87/130,013.67 = 51,771.49/x
  3. Step 3: Cross multiply
    94,213.87x = 130,013.67 × 51,771.49
  4. Step 4: Simplify right side
    94,213.87x = 6,731,001,416.27
  5. Step 5: Solve for x
    x = 6,731,001,416.27/94,213.87
  6. Step 6: Final answer
    x = 71,443.85

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1.5x scale

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.