Home / 58,435.11-87,632.75-18,982.47

Finding the Fourth Proportional to 58,435.11, 87,632.75 and 18,982.47

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Solution

The fourth proportional to 58,435.11, 87,632.75 and 18,982.47 is: 28,467.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,435.11 : 87,632.75 = 18,982.47 : x
  2. Step 2: Convert to fraction form
    58,435.11/87,632.75 = 18,982.47/x
  3. Step 3: Cross multiply
    58,435.11x = 87,632.75 × 18,982.47
  4. Step 4: Simplify right side
    58,435.11x = 1,663,485,952.98
  5. Step 5: Solve for x
    x = 1,663,485,952.98/58,435.11
  6. Step 6: Final answer
    x = 28,467.23

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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.