Home / 50,052.08-69,069.84-29,920.08

Finding the Fourth Proportional to 50,052.08, 69,069.84 and 29,920.08

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Solution

The fourth proportional to 50,052.08, 69,069.84 and 29,920.08 is: 41,288.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,052.08 : 69,069.84 = 29,920.08 : x
  2. Step 2: Convert to fraction form
    50,052.08/69,069.84 = 29,920.08/x
  3. Step 3: Cross multiply
    50,052.08x = 69,069.84 × 29,920.08
  4. Step 4: Simplify right side
    50,052.08x = 2,066,575,138.39
  5. Step 5: Solve for x
    x = 2,066,575,138.39/50,052.08
  6. Step 6: Final answer
    x = 41,288.50

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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.