Home / 40,402.76-60,604.43-14,107.52

Finding the Fourth Proportional to 40,402.76, 60,604.43 and 14,107.52

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Solution

The fourth proportional to 40,402.76, 60,604.43 and 14,107.52 is: 21,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,402.76 : 60,604.43 = 14,107.52 : x
  2. Step 2: Convert to fraction form
    40,402.76/60,604.43 = 14,107.52/x
  3. Step 3: Cross multiply
    40,402.76x = 60,604.43 × 14,107.52
  4. Step 4: Simplify right side
    40,402.76x = 854,977,834.75
  5. Step 5: Solve for x
    x = 854,977,834.75/40,402.76
  6. Step 6: Final answer
    x = 21,161.37

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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.