Home / 57,768.12-79,711.02-32,617.08

Finding the Fourth Proportional to 57,768.12, 79,711.02 and 32,617.08

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Solution

The fourth proportional to 57,768.12, 79,711.02 and 32,617.08 is: 45,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,768.12 : 79,711.02 = 32,617.08 : x
  2. Step 2: Convert to fraction form
    57,768.12/79,711.02 = 32,617.08/x
  3. Step 3: Cross multiply
    57,768.12x = 79,711.02 × 32,617.08
  4. Step 4: Simplify right side
    57,768.12x = 2,599,940,716.22
  5. Step 5: Solve for x
    x = 2,599,940,716.22/57,768.12
  6. Step 6: Final answer
    x = 45,006.50

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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.