Home / 53,520.47-73,858.32-29,320.89

Finding the Fourth Proportional to 53,520.47, 73,858.32 and 29,320.89

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Solution

The fourth proportional to 53,520.47, 73,858.32 and 29,320.89 is: 40,462.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,520.47 : 73,858.32 = 29,320.89 : x
  2. Step 2: Convert to fraction form
    53,520.47/73,858.32 = 29,320.89/x
  3. Step 3: Cross multiply
    53,520.47x = 73,858.32 × 29,320.89
  4. Step 4: Simplify right side
    53,520.47x = 2,165,591,676.30
  5. Step 5: Solve for x
    x = 2,165,591,676.30/53,520.47
  6. Step 6: Final answer
    x = 40,462.87

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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.