Home / 53,018.08-73,163.09-29,144.58

Finding the Fourth Proportional to 53,018.08, 73,163.09 and 29,144.58

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Solution

The fourth proportional to 53,018.08, 73,163.09 and 29,144.58 is: 40,218.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,018.08 : 73,163.09 = 29,144.58 : x
  2. Step 2: Convert to fraction form
    53,018.08/73,163.09 = 29,144.58/x
  3. Step 3: Cross multiply
    53,018.08x = 73,163.09 × 29,144.58
  4. Step 4: Simplify right side
    53,018.08x = 2,132,307,529.55
  5. Step 5: Solve for x
    x = 2,132,307,529.55/53,018.08
  6. Step 6: Final answer
    x = 40,218.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.