Home / 76,167.42-114,277.05-39,205.50

Finding the Fourth Proportional to 76,167.42, 114,277.05 and 39,205.50

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Solution

The fourth proportional to 76,167.42, 114,277.05 and 39,205.50 is: 58,821.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,167.42 : 114,277.05 = 39,205.50 : x
  2. Step 2: Convert to fraction form
    76,167.42/114,277.05 = 39,205.50/x
  3. Step 3: Cross multiply
    76,167.42x = 114,277.05 × 39,205.50
  4. Step 4: Simplify right side
    76,167.42x = 4,480,288,883.78
  5. Step 5: Solve for x
    x = 4,480,288,883.78/76,167.42
  6. Step 6: Final answer
    x = 58,821.59

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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.