Home / 50,092.40-69,199.52-40,007.60

Finding the Fourth Proportional to 50,092.40, 69,199.52 and 40,007.60

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Solution

The fourth proportional to 50,092.40, 69,199.52 and 40,007.60 is: 55,268.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,092.40 : 69,199.52 = 40,007.60 : x
  2. Step 2: Convert to fraction form
    50,092.40/69,199.52 = 40,007.60/x
  3. Step 3: Cross multiply
    50,092.40x = 69,199.52 × 40,007.60
  4. Step 4: Simplify right side
    50,092.40x = 2,768,506,716.35
  5. Step 5: Solve for x
    x = 2,768,506,716.35/50,092.40
  6. Step 6: Final answer
    x = 55,268.00

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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.