Home / 94,190.14-129,977.96-51,747.76

Finding the Fourth Proportional to 94,190.14, 129,977.96 and 51,747.76

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Solution

The fourth proportional to 94,190.14, 129,977.96 and 51,747.76 is: 71,409.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,190.14 : 129,977.96 = 51,747.76 : x
  2. Step 2: Convert to fraction form
    94,190.14/129,977.96 = 51,747.76/x
  3. Step 3: Cross multiply
    94,190.14x = 129,977.96 × 51,747.76
  4. Step 4: Simplify right side
    94,190.14x = 6,726,068,279.37
  5. Step 5: Solve for x
    x = 6,726,068,279.37/94,190.14
  6. Step 6: Final answer
    x = 71,409.47

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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.