Home / 36,119.37-49,842.02-20,200.74

Finding the Fourth Proportional to 36,119.37, 49,842.02 and 20,200.74

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Solution

The fourth proportional to 36,119.37, 49,842.02 and 20,200.74 is: 27,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,119.37 : 49,842.02 = 20,200.74 : x
  2. Step 2: Convert to fraction form
    36,119.37/49,842.02 = 20,200.74/x
  3. Step 3: Cross multiply
    36,119.37x = 49,842.02 × 20,200.74
  4. Step 4: Simplify right side
    36,119.37x = 1,006,845,687.09
  5. Step 5: Solve for x
    x = 1,006,845,687.09/36,119.37
  6. Step 6: Final answer
    x = 27,875.51

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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.