Home / 75,250.88-112,938.60-37,821.68

Finding the Fourth Proportional to 75,250.88, 112,938.60 and 37,821.68

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Solution

The fourth proportional to 75,250.88, 112,938.60 and 37,821.68 is: 56,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,250.88 : 112,938.60 = 37,821.68 : x
  2. Step 2: Convert to fraction form
    75,250.88/112,938.60 = 37,821.68/x
  3. Step 3: Cross multiply
    75,250.88x = 112,938.60 × 37,821.68
  4. Step 4: Simplify right side
    75,250.88x = 4,271,527,588.85
  5. Step 5: Solve for x
    x = 4,271,527,588.85/75,250.88
  6. Step 6: Final answer
    x = 56,763.82

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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.