Home / 61,221.06-91,819.98-16,836.84

Finding the Fourth Proportional to 61,221.06, 91,819.98 and 16,836.84

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Solution

The fourth proportional to 61,221.06, 91,819.98 and 16,836.84 is: 25,252.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,221.06 : 91,819.98 = 16,836.84 : x
  2. Step 2: Convert to fraction form
    61,221.06/91,819.98 = 16,836.84/x
  3. Step 3: Cross multiply
    61,221.06x = 91,819.98 × 16,836.84
  4. Step 4: Simplify right side
    61,221.06x = 1,545,958,312.06
  5. Step 5: Solve for x
    x = 1,545,958,312.06/61,221.06
  6. Step 6: Final answer
    x = 25,252.07

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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.