Home / 50,479.08-69,661.23-30,336.27

Finding the Fourth Proportional to 50,479.08, 69,661.23 and 30,336.27

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Solution

The fourth proportional to 50,479.08, 69,661.23 and 30,336.27 is: 41,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,479.08 : 69,661.23 = 30,336.27 : x
  2. Step 2: Convert to fraction form
    50,479.08/69,661.23 = 30,336.27/x
  3. Step 3: Cross multiply
    50,479.08x = 69,661.23 × 30,336.27
  4. Step 4: Simplify right side
    50,479.08x = 2,113,261,881.81
  5. Step 5: Solve for x
    x = 2,113,261,881.81/50,479.08
  6. Step 6: Final answer
    x = 41,864.11

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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.