Home / 75,336.10-112,884.18-39,796.06

Finding the Fourth Proportional to 75,336.10, 112,884.18 and 39,796.06

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Solution

The fourth proportional to 75,336.10, 112,884.18 and 39,796.06 is: 59,630.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,336.10 : 112,884.18 = 39,796.06 : x
  2. Step 2: Convert to fraction form
    75,336.10/112,884.18 = 39,796.06/x
  3. Step 3: Cross multiply
    75,336.10x = 112,884.18 × 39,796.06
  4. Step 4: Simplify right side
    75,336.10x = 4,492,345,600.33
  5. Step 5: Solve for x
    x = 4,492,345,600.33/75,336.10
  6. Step 6: Final answer
    x = 59,630.72

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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.