Home / 56,634.48-78,165.24-32,775.68

Finding the Fourth Proportional to 56,634.48, 78,165.24 and 32,775.68

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Solution

The fourth proportional to 56,634.48, 78,165.24 and 32,775.68 is: 45,236.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,634.48 : 78,165.24 = 32,775.68 : x
  2. Step 2: Convert to fraction form
    56,634.48/78,165.24 = 32,775.68/x
  3. Step 3: Cross multiply
    56,634.48x = 78,165.24 × 32,775.68
  4. Step 4: Simplify right side
    56,634.48x = 2,561,918,893.36
  5. Step 5: Solve for x
    x = 2,561,918,893.36/56,634.48
  6. Step 6: Final answer
    x = 45,236.03

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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.