Home / 49,749.12-74,608.20-16,461.72

Finding the Fourth Proportional to 49,749.12, 74,608.20 and 16,461.72

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Solution

The fourth proportional to 49,749.12, 74,608.20 and 16,461.72 is: 24,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,749.12 : 74,608.20 = 16,461.72 : x
  2. Step 2: Convert to fraction form
    49,749.12/74,608.20 = 16,461.72/x
  3. Step 3: Cross multiply
    49,749.12x = 74,608.20 × 16,461.72
  4. Step 4: Simplify right side
    49,749.12x = 1,228,179,298.10
  5. Step 5: Solve for x
    x = 1,228,179,298.10/49,749.12
  6. Step 6: Final answer
    x = 24,687.46

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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.