Home / 50,722.72-69,992.64-29,501.68

Finding the Fourth Proportional to 50,722.72, 69,992.64 and 29,501.68

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Solution

The fourth proportional to 50,722.72, 69,992.64 and 29,501.68 is: 40,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,722.72 : 69,992.64 = 29,501.68 : x
  2. Step 2: Convert to fraction form
    50,722.72/69,992.64 = 29,501.68/x
  3. Step 3: Cross multiply
    50,722.72x = 69,992.64 × 29,501.68
  4. Step 4: Simplify right side
    50,722.72x = 2,064,900,467.64
  5. Step 5: Solve for x
    x = 2,064,900,467.64/50,722.72
  6. Step 6: Final answer
    x = 40,709.58

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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.