Home / 58,039.34-87,046.70-18,585.86

Finding the Fourth Proportional to 58,039.34, 87,046.70 and 18,585.86

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Solution

The fourth proportional to 58,039.34, 87,046.70 and 18,585.86 is: 27,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,039.34 : 87,046.70 = 18,585.86 : x
  2. Step 2: Convert to fraction form
    58,039.34/87,046.70 = 18,585.86/x
  3. Step 3: Cross multiply
    58,039.34x = 87,046.70 × 18,585.86
  4. Step 4: Simplify right side
    58,039.34x = 1,617,837,779.66
  5. Step 5: Solve for x
    x = 1,617,837,779.66/58,039.34
  6. Step 6: Final answer
    x = 27,874.85

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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.