Home / 50,416.71-69,591.20-30,289.02

Finding the Fourth Proportional to 50,416.71, 69,591.20 and 30,289.02

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Solution

The fourth proportional to 50,416.71, 69,591.20 and 30,289.02 is: 41,808.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,416.71 : 69,591.20 = 30,289.02 : x
  2. Step 2: Convert to fraction form
    50,416.71/69,591.20 = 30,289.02/x
  3. Step 3: Cross multiply
    50,416.71x = 69,591.20 × 30,289.02
  4. Step 4: Simplify right side
    50,416.71x = 2,107,849,097.18
  5. Step 5: Solve for x
    x = 2,107,849,097.18/50,416.71
  6. Step 6: Final answer
    x = 41,808.54

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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.