Home / 49,394.55-68,177.66-30,521.01

Finding the Fourth Proportional to 49,394.55, 68,177.66 and 30,521.01

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Solution

The fourth proportional to 49,394.55, 68,177.66 and 30,521.01 is: 42,127.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,394.55 : 68,177.66 = 30,521.01 : x
  2. Step 2: Convert to fraction form
    49,394.55/68,177.66 = 30,521.01/x
  3. Step 3: Cross multiply
    49,394.55x = 68,177.66 × 30,521.01
  4. Step 4: Simplify right side
    49,394.55x = 2,080,850,890.03
  5. Step 5: Solve for x
    x = 2,080,850,890.03/49,394.55
  6. Step 6: Final answer
    x = 42,127.14

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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.