Home / 33,320.20-49,988.95-9,946.64

Finding the Fourth Proportional to 33,320.20, 49,988.95 and 9,946.64

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Solution

The fourth proportional to 33,320.20, 49,988.95 and 9,946.64 is: 14,922.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320.20 : 49,988.95 = 9,946.64 : x
  2. Step 2: Convert to fraction form
    33,320.20/49,988.95 = 9,946.64/x
  3. Step 3: Cross multiply
    33,320.20x = 49,988.95 × 9,946.64
  4. Step 4: Simplify right side
    33,320.20x = 497,222,089.63
  5. Step 5: Solve for x
    x = 497,222,089.63/33,320.20
  6. Step 6: Final answer
    x = 14,922.54

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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.