Home / 55,603.38-76,732.89-30,452.88

Finding the Fourth Proportional to 55,603.38, 76,732.89 and 30,452.88

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Solution

The fourth proportional to 55,603.38, 76,732.89 and 30,452.88 is: 42,025.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,603.38 : 76,732.89 = 30,452.88 : x
  2. Step 2: Convert to fraction form
    55,603.38/76,732.89 = 30,452.88/x
  3. Step 3: Cross multiply
    55,603.38x = 76,732.89 × 30,452.88
  4. Step 4: Simplify right side
    55,603.38x = 2,336,737,491.22
  5. Step 5: Solve for x
    x = 2,336,737,491.22/55,603.38
  6. Step 6: Final answer
    x = 42,025.10

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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.