Home / 72,829.58-100,514.40-41,004.68

Finding the Fourth Proportional to 72,829.58, 100,514.40 and 41,004.68

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Solution

The fourth proportional to 72,829.58, 100,514.40 and 41,004.68 is: 56,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,829.58 : 100,514.40 = 41,004.68 : x
  2. Step 2: Convert to fraction form
    72,829.58/100,514.40 = 41,004.68/x
  3. Step 3: Cross multiply
    72,829.58x = 100,514.40 × 41,004.68
  4. Step 4: Simplify right side
    72,829.58x = 4,121,560,807.39
  5. Step 5: Solve for x
    x = 4,121,560,807.39/72,829.58
  6. Step 6: Final answer
    x = 56,591.85

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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.