Home / 53,388.37-73,679.39-29,515.24

Finding the Fourth Proportional to 53,388.37, 73,679.39 and 29,515.24

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Solution

The fourth proportional to 53,388.37, 73,679.39 and 29,515.24 is: 40,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,388.37 : 73,679.39 = 29,515.24 : x
  2. Step 2: Convert to fraction form
    53,388.37/73,679.39 = 29,515.24/x
  3. Step 3: Cross multiply
    53,388.37x = 73,679.39 × 29,515.24
  4. Step 4: Simplify right side
    53,388.37x = 2,174,664,878.90
  5. Step 5: Solve for x
    x = 2,174,664,878.90/53,388.37
  6. Step 6: Final answer
    x = 40,732.93

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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.