Home / 49,875.76-74,847.52-20,298.97

Finding the Fourth Proportional to 49,875.76, 74,847.52 and 20,298.97

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Solution

The fourth proportional to 49,875.76, 74,847.52 and 20,298.97 is: 30,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,875.76 : 74,847.52 = 20,298.97 : x
  2. Step 2: Convert to fraction form
    49,875.76/74,847.52 = 20,298.97/x
  3. Step 3: Cross multiply
    49,875.76x = 74,847.52 × 20,298.97
  4. Step 4: Simplify right side
    49,875.76x = 1,519,327,563.05
  5. Step 5: Solve for x
    x = 1,519,327,563.05/49,875.76
  6. Step 6: Final answer
    x = 30,462.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.