Home / 58,424.45-87,648.46-18,449.67

Finding the Fourth Proportional to 58,424.45, 87,648.46 and 18,449.67

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Solution

The fourth proportional to 58,424.45, 87,648.46 and 18,449.67 is: 27,678.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,424.45 : 87,648.46 = 18,449.67 : x
  2. Step 2: Convert to fraction form
    58,424.45/87,648.46 = 18,449.67/x
  3. Step 3: Cross multiply
    58,424.45x = 87,648.46 × 18,449.67
  4. Step 4: Simplify right side
    58,424.45x = 1,617,085,553.68
  5. Step 5: Solve for x
    x = 1,617,085,553.68/58,424.45
  6. Step 6: Final answer
    x = 27,678.24

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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.