Home / 58,612.08-87,929.44-19,158.56

Finding the Fourth Proportional to 58,612.08, 87,929.44 and 19,158.56

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Solution

The fourth proportional to 58,612.08, 87,929.44 and 19,158.56 is: 28,741.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,612.08 : 87,929.44 = 19,158.56 : x
  2. Step 2: Convert to fraction form
    58,612.08/87,929.44 = 19,158.56/x
  3. Step 3: Cross multiply
    58,612.08x = 87,929.44 × 19,158.56
  4. Step 4: Simplify right side
    58,612.08x = 1,684,601,452.01
  5. Step 5: Solve for x
    x = 1,684,601,452.01/58,612.08
  6. Step 6: Final answer
    x = 28,741.54

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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.