Home / 50,474.79-75,663.99-18,876.29

Finding the Fourth Proportional to 50,474.79, 75,663.99 and 18,876.29

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Solution

The fourth proportional to 50,474.79, 75,663.99 and 18,876.29 is: 28,296.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,474.79 : 75,663.99 = 18,876.29 : x
  2. Step 2: Convert to fraction form
    50,474.79/75,663.99 = 18,876.29/x
  3. Step 3: Cross multiply
    50,474.79x = 75,663.99 × 18,876.29
  4. Step 4: Simplify right side
    50,474.79x = 1,428,255,039.48
  5. Step 5: Solve for x
    x = 1,428,255,039.48/50,474.79
  6. Step 6: Final answer
    x = 28,296.40

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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.