Home / 42,003.16-62,981.45-16,676.99

Finding the Fourth Proportional to 42,003.16, 62,981.45 and 16,676.99

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Solution

The fourth proportional to 42,003.16, 62,981.45 and 16,676.99 is: 25,006.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,003.16 : 62,981.45 = 16,676.99 : x
  2. Step 2: Convert to fraction form
    42,003.16/62,981.45 = 16,676.99/x
  3. Step 3: Cross multiply
    42,003.16x = 62,981.45 × 16,676.99
  4. Step 4: Simplify right side
    42,003.16x = 1,050,340,912.26
  5. Step 5: Solve for x
    x = 1,050,340,912.26/42,003.16
  6. Step 6: Final answer
    x = 25,006.24

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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.