Home / 32,977.86-45,516.34-30,321.06

Finding the Fourth Proportional to 32,977.86, 45,516.34 and 30,321.06

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Solution

The fourth proportional to 32,977.86, 45,516.34 and 30,321.06 is: 41,849.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,977.86 : 45,516.34 = 30,321.06 : x
  2. Step 2: Convert to fraction form
    32,977.86/45,516.34 = 30,321.06/x
  3. Step 3: Cross multiply
    32,977.86x = 45,516.34 × 30,321.06
  4. Step 4: Simplify right side
    32,977.86x = 1,380,103,676.12
  5. Step 5: Solve for x
    x = 1,380,103,676.12/32,977.86
  6. Step 6: Final answer
    x = 41,849.40

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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.