Home / 50,711.40-76,000.70-27,287.40

Finding the Fourth Proportional to 50,711.40, 76,000.70 and 27,287.40

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Solution

The fourth proportional to 50,711.40, 76,000.70 and 27,287.40 is: 40,895.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,711.40 : 76,000.70 = 27,287.40 : x
  2. Step 2: Convert to fraction form
    50,711.40/76,000.70 = 27,287.40/x
  3. Step 3: Cross multiply
    50,711.40x = 76,000.70 × 27,287.40
  4. Step 4: Simplify right side
    50,711.40x = 2,073,861,501.18
  5. Step 5: Solve for x
    x = 2,073,861,501.18/50,711.40
  6. Step 6: Final answer
    x = 40,895.37

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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.