Home / 55,013.58-82,529.55-20,002.14

Finding the Fourth Proportional to 55,013.58, 82,529.55 and 20,002.14

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Solution

The fourth proportional to 55,013.58, 82,529.55 and 20,002.14 is: 30,006.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,013.58 : 82,529.55 = 20,002.14 : x
  2. Step 2: Convert to fraction form
    55,013.58/82,529.55 = 20,002.14/x
  3. Step 3: Cross multiply
    55,013.58x = 82,529.55 × 20,002.14
  4. Step 4: Simplify right side
    55,013.58x = 1,650,767,613.24
  5. Step 5: Solve for x
    x = 1,650,767,613.24/55,013.58
  6. Step 6: Final answer
    x = 30,006.55

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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.