Home / 50,303.12-69,423.84-28,794.84

Finding the Fourth Proportional to 50,303.12, 69,423.84 and 28,794.84

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Solution

The fourth proportional to 50,303.12, 69,423.84 and 28,794.84 is: 39,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,303.12 : 69,423.84 = 28,794.84 : x
  2. Step 2: Convert to fraction form
    50,303.12/69,423.84 = 28,794.84/x
  3. Step 3: Cross multiply
    50,303.12x = 69,423.84 × 28,794.84
  4. Step 4: Simplify right side
    50,303.12x = 1,999,048,364.99
  5. Step 5: Solve for x
    x = 1,999,048,364.99/50,303.12
  6. Step 6: Final answer
    x = 39,740.05

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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.