Home / 55,248.04-82,882.86-20,183.08

Finding the Fourth Proportional to 55,248.04, 82,882.86 and 20,183.08

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Solution

The fourth proportional to 55,248.04, 82,882.86 and 20,183.08 is: 30,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248.04 : 82,882.86 = 20,183.08 : x
  2. Step 2: Convert to fraction form
    55,248.04/82,882.86 = 20,183.08/x
  3. Step 3: Cross multiply
    55,248.04x = 82,882.86 × 20,183.08
  4. Step 4: Simplify right side
    55,248.04x = 1,672,831,394.01
  5. Step 5: Solve for x
    x = 1,672,831,394.01/55,248.04
  6. Step 6: Final answer
    x = 30,278.57

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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.