Home / 49,990.39-68,988.58-27,330.89

Finding the Fourth Proportional to 49,990.39, 68,988.58 and 27,330.89

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Solution

The fourth proportional to 49,990.39, 68,988.58 and 27,330.89 is: 37,717.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,990.39 : 68,988.58 = 27,330.89 : x
  2. Step 2: Convert to fraction form
    49,990.39/68,988.58 = 27,330.89/x
  3. Step 3: Cross multiply
    49,990.39x = 68,988.58 × 27,330.89
  4. Step 4: Simplify right side
    49,990.39x = 1,885,518,877.97
  5. Step 5: Solve for x
    x = 1,885,518,877.97/49,990.39
  6. Step 6: Final answer
    x = 37,717.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.