Home / 58,012.20-87,018.30-34,626.60

Finding the Fourth Proportional to 58,012.20, 87,018.30 and 34,626.60

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Solution

The fourth proportional to 58,012.20, 87,018.30 and 34,626.60 is: 51,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,012.20 : 87,018.30 = 34,626.60 : x
  2. Step 2: Convert to fraction form
    58,012.20/87,018.30 = 34,626.60/x
  3. Step 3: Cross multiply
    58,012.20x = 87,018.30 × 34,626.60
  4. Step 4: Simplify right side
    58,012.20x = 3,013,147,866.78
  5. Step 5: Solve for x
    x = 3,013,147,866.78/58,012.20
  6. Step 6: Final answer
    x = 51,939.90

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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.