Home / 49,302.47-68,031.97-30,187.06

Finding the Fourth Proportional to 49,302.47, 68,031.97 and 30,187.06

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Solution

The fourth proportional to 49,302.47, 68,031.97 and 30,187.06 is: 41,654.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,302.47 : 68,031.97 = 30,187.06 : x
  2. Step 2: Convert to fraction form
    49,302.47/68,031.97 = 30,187.06/x
  3. Step 3: Cross multiply
    49,302.47x = 68,031.97 × 30,187.06
  4. Step 4: Simplify right side
    49,302.47x = 2,053,684,914.76
  5. Step 5: Solve for x
    x = 2,053,684,914.76/49,302.47
  6. Step 6: Final answer
    x = 41,654.81

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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.