Home / 36,298.08-50,086.80-20,382.48

Finding the Fourth Proportional to 36,298.08, 50,086.80 and 20,382.48

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Solution

The fourth proportional to 36,298.08, 50,086.80 and 20,382.48 is: 28,125.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,298.08 : 50,086.80 = 20,382.48 : x
  2. Step 2: Convert to fraction form
    36,298.08/50,086.80 = 20,382.48/x
  3. Step 3: Cross multiply
    36,298.08x = 50,086.80 × 20,382.48
  4. Step 4: Simplify right side
    36,298.08x = 1,020,893,199.26
  5. Step 5: Solve for x
    x = 1,020,893,199.26/36,298.08
  6. Step 6: Final answer
    x = 28,125.27

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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.