Home / 56,638.16-84,951.36-19,197.26

Finding the Fourth Proportional to 56,638.16, 84,951.36 and 19,197.26

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Solution

The fourth proportional to 56,638.16, 84,951.36 and 19,197.26 is: 28,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,638.16 : 84,951.36 = 19,197.26 : x
  2. Step 2: Convert to fraction form
    56,638.16/84,951.36 = 19,197.26/x
  3. Step 3: Cross multiply
    56,638.16x = 84,951.36 × 19,197.26
  4. Step 4: Simplify right side
    56,638.16x = 1,630,833,345.27
  5. Step 5: Solve for x
    x = 1,630,833,345.27/56,638.16
  6. Step 6: Final answer
    x = 28,793.90

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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.