Home / 50,501.45-75,763.10-19,336.70

Finding the Fourth Proportional to 50,501.45, 75,763.10 and 19,336.70

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Solution

The fourth proportional to 50,501.45, 75,763.10 and 19,336.70 is: 29,009.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,501.45 : 75,763.10 = 19,336.70 : x
  2. Step 2: Convert to fraction form
    50,501.45/75,763.10 = 19,336.70/x
  3. Step 3: Cross multiply
    50,501.45x = 75,763.10 × 19,336.70
  4. Step 4: Simplify right side
    50,501.45x = 1,465,007,860.27
  5. Step 5: Solve for x
    x = 1,465,007,860.27/50,501.45
  6. Step 6: Final answer
    x = 29,009.23

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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.