Home / 42,824.97-64,220.45-16,512.93

Finding the Fourth Proportional to 42,824.97, 64,220.45 and 16,512.93

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Solution

The fourth proportional to 42,824.97, 64,220.45 and 16,512.93 is: 24,762.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,824.97 : 64,220.45 = 16,512.93 : x
  2. Step 2: Convert to fraction form
    42,824.97/64,220.45 = 16,512.93/x
  3. Step 3: Cross multiply
    42,824.97x = 64,220.45 × 16,512.93
  4. Step 4: Simplify right side
    42,824.97x = 1,060,467,712.85
  5. Step 5: Solve for x
    x = 1,060,467,712.85/42,824.97
  6. Step 6: Final answer
    x = 24,762.84

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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.