Home / 58,490.00-87,745.82-18,519.06

Finding the Fourth Proportional to 58,490.00, 87,745.82 and 18,519.06

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Solution

The fourth proportional to 58,490.00, 87,745.82 and 18,519.06 is: 27,782.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,490.00 : 87,745.82 = 18,519.06 : x
  2. Step 2: Convert to fraction form
    58,490.00/87,745.82 = 18,519.06/x
  3. Step 3: Cross multiply
    58,490.00x = 87,745.82 × 18,519.06
  4. Step 4: Simplify right side
    58,490.00x = 1,624,970,341.78
  5. Step 5: Solve for x
    x = 1,624,970,341.78/58,490.00
  6. Step 6: Final answer
    x = 27,782.02

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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.