Home / 58,299.06-87,451.32-18,859.26

Finding the Fourth Proportional to 58,299.06, 87,451.32 and 18,859.26

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Solution

The fourth proportional to 58,299.06, 87,451.32 and 18,859.26 is: 28,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,299.06 : 87,451.32 = 18,859.26 : x
  2. Step 2: Convert to fraction form
    58,299.06/87,451.32 = 18,859.26/x
  3. Step 3: Cross multiply
    58,299.06x = 87,451.32 × 18,859.26
  4. Step 4: Simplify right side
    58,299.06x = 1,649,267,181.22
  5. Step 5: Solve for x
    x = 1,649,267,181.22/58,299.06
  6. Step 6: Final answer
    x = 28,289.77

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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.