Home / 94,183.68-129,935.88-53,889.60

Finding the Fourth Proportional to 94,183.68, 129,935.88 and 53,889.60

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Solution

The fourth proportional to 94,183.68, 129,935.88 and 53,889.60 is: 74,346.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,183.68 : 129,935.88 = 53,889.60 : x
  2. Step 2: Convert to fraction form
    94,183.68/129,935.88 = 53,889.60/x
  3. Step 3: Cross multiply
    94,183.68x = 129,935.88 × 53,889.60
  4. Step 4: Simplify right side
    94,183.68x = 7,002,192,598.85
  5. Step 5: Solve for x
    x = 7,002,192,598.85/94,183.68
  6. Step 6: Final answer
    x = 74,346.14

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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.