Home / 52,728.04-72,772.88-30,067.08

Finding the Fourth Proportional to 52,728.04, 72,772.88 and 30,067.08

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Solution

The fourth proportional to 52,728.04, 72,772.88 and 30,067.08 is: 41,497.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,728.04 : 72,772.88 = 30,067.08 : x
  2. Step 2: Convert to fraction form
    52,728.04/72,772.88 = 30,067.08/x
  3. Step 3: Cross multiply
    52,728.04x = 72,772.88 × 30,067.08
  4. Step 4: Simplify right side
    52,728.04x = 2,188,068,004.79
  5. Step 5: Solve for x
    x = 2,188,068,004.79/52,728.04
  6. Step 6: Final answer
    x = 41,497.24

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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.