Home / 53,612.16-80,487.36-29,005.44

Finding the Fourth Proportional to 53,612.16, 80,487.36 and 29,005.44

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Solution

The fourth proportional to 53,612.16, 80,487.36 and 29,005.44 is: 43,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,612.16 : 80,487.36 = 29,005.44 : x
  2. Step 2: Convert to fraction form
    53,612.16/80,487.36 = 29,005.44/x
  3. Step 3: Cross multiply
    53,612.16x = 80,487.36 × 29,005.44
  4. Step 4: Simplify right side
    53,612.16x = 2,334,571,291.24
  5. Step 5: Solve for x
    x = 2,334,571,291.24/53,612.16
  6. Step 6: Final answer
    x = 43,545.56

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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.