Home / 52,282.94-72,150.31-28,409.70

Finding the Fourth Proportional to 52,282.94, 72,150.31 and 28,409.70

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Solution

The fourth proportional to 52,282.94, 72,150.31 and 28,409.70 is: 39,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,282.94 : 72,150.31 = 28,409.70 : x
  2. Step 2: Convert to fraction form
    52,282.94/72,150.31 = 28,409.70/x
  3. Step 3: Cross multiply
    52,282.94x = 72,150.31 × 28,409.70
  4. Step 4: Simplify right side
    52,282.94x = 2,049,768,662.01
  5. Step 5: Solve for x
    x = 2,049,768,662.01/52,282.94
  6. Step 6: Final answer
    x = 39,205.31

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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.