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Finding the Fourth Proportional to 57,799, 79,735.74 and 41,041.24

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Solution

The fourth proportional to 57,799, 79,735.74 and 41,041.24 is: 56,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,799 : 79,735.74 = 41,041.24 : x
  2. Step 2: Convert to fraction form
    57,799/79,735.74 = 41,041.24/x
  3. Step 3: Cross multiply
    57,799x = 79,735.74 × 41,041.24
  4. Step 4: Simplify right side
    57,799x = 3,272,453,641.92
  5. Step 5: Solve for x
    x = 3,272,453,641.92/57,799
  6. Step 6: Final answer
    x = 56,617.82

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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.