Home / 50,945.52-76,421.70-13,505.04

Finding the Fourth Proportional to 50,945.52, 76,421.70 and 13,505.04

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Solution

The fourth proportional to 50,945.52, 76,421.70 and 13,505.04 is: 20,258.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,945.52 : 76,421.70 = 13,505.04 : x
  2. Step 2: Convert to fraction form
    50,945.52/76,421.70 = 13,505.04/x
  3. Step 3: Cross multiply
    50,945.52x = 76,421.70 × 13,505.04
  4. Step 4: Simplify right side
    50,945.52x = 1,032,078,115.37
  5. Step 5: Solve for x
    x = 1,032,078,115.37/50,945.52
  6. Step 6: Final answer
    x = 20,258.47

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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.