Home / 75,528.24-113,120.02-36,113.23

Finding the Fourth Proportional to 75,528.24, 113,120.02 and 36,113.23

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Solution

The fourth proportional to 75,528.24, 113,120.02 and 36,113.23 is: 54,087.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,528.24 : 113,120.02 = 36,113.23 : x
  2. Step 2: Convert to fraction form
    75,528.24/113,120.02 = 36,113.23/x
  3. Step 3: Cross multiply
    75,528.24x = 113,120.02 × 36,113.23
  4. Step 4: Simplify right side
    75,528.24x = 4,085,129,299.86
  5. Step 5: Solve for x
    x = 4,085,129,299.86/75,528.24
  6. Step 6: Final answer
    x = 54,087.44

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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.