Home / 58,435.17-87,632.91-18,982.50

Finding the Fourth Proportional to 58,435.17, 87,632.91 and 18,982.50

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Solution

The fourth proportional to 58,435.17, 87,632.91 and 18,982.50 is: 28,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,435.17 : 87,632.91 = 18,982.50 : x
  2. Step 2: Convert to fraction form
    58,435.17/87,632.91 = 18,982.50/x
  3. Step 3: Cross multiply
    58,435.17x = 87,632.91 × 18,982.50
  4. Step 4: Simplify right side
    58,435.17x = 1,663,491,714.08
  5. Step 5: Solve for x
    x = 1,663,491,714.08/58,435.17
  6. Step 6: Final answer
    x = 28,467.30

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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.