Home / 56,660.09-78,186.12-32,788.29

Finding the Fourth Proportional to 56,660.09, 78,186.12 and 32,788.29

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Solution

The fourth proportional to 56,660.09, 78,186.12 and 32,788.29 is: 45,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,660.09 : 78,186.12 = 32,788.29 : x
  2. Step 2: Convert to fraction form
    56,660.09/78,186.12 = 32,788.29/x
  3. Step 3: Cross multiply
    56,660.09x = 78,186.12 × 32,788.29
  4. Step 4: Simplify right side
    56,660.09x = 2,563,589,176.53
  5. Step 5: Solve for x
    x = 2,563,589,176.53/56,660.09
  6. Step 6: Final answer
    x = 45,245.06

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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.