Home / 75,983.10-113,938.86-44,402.28

Finding the Fourth Proportional to 75,983.10, 113,938.86 and 44,402.28

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Solution

The fourth proportional to 75,983.10, 113,938.86 and 44,402.28 is: 66,582.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,983.10 : 113,938.86 = 44,402.28 : x
  2. Step 2: Convert to fraction form
    75,983.10/113,938.86 = 44,402.28/x
  3. Step 3: Cross multiply
    75,983.10x = 113,938.86 × 44,402.28
  4. Step 4: Simplify right side
    75,983.10x = 5,059,145,164.60
  5. Step 5: Solve for x
    x = 5,059,145,164.60/75,983.10
  6. Step 6: Final answer
    x = 66,582.51

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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.