Home / 75,343.80-113,102.10-44,196.60

Finding the Fourth Proportional to 75,343.80, 113,102.10 and 44,196.60

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Solution

The fourth proportional to 75,343.80, 113,102.10 and 44,196.60 is: 66,345.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,343.80 : 113,102.10 = 44,196.60 : x
  2. Step 2: Convert to fraction form
    75,343.80/113,102.10 = 44,196.60/x
  3. Step 3: Cross multiply
    75,343.80x = 113,102.10 × 44,196.60
  4. Step 4: Simplify right side
    75,343.80x = 4,998,728,272.86
  5. Step 5: Solve for x
    x = 4,998,728,272.86/75,343.80
  6. Step 6: Final answer
    x = 66,345.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.