Home / 55,018.28-82,421.30-32,849.39

Finding the Fourth Proportional to 55,018.28, 82,421.30 and 32,849.39

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Solution

The fourth proportional to 55,018.28, 82,421.30 and 32,849.39 is: 49,210.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,018.28 : 82,421.30 = 32,849.39 : x
  2. Step 2: Convert to fraction form
    55,018.28/82,421.30 = 32,849.39/x
  3. Step 3: Cross multiply
    55,018.28x = 82,421.30 × 32,849.39
  4. Step 4: Simplify right side
    55,018.28x = 2,707,488,851.65
  5. Step 5: Solve for x
    x = 2,707,488,851.65/55,018.28
  6. Step 6: Final answer
    x = 49,210.72

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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.