Home / 52,990.53-73,126.71-29,117.13

Finding the Fourth Proportional to 52,990.53, 73,126.71 and 29,117.13

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Solution

The fourth proportional to 52,990.53, 73,126.71 and 29,117.13 is: 40,181.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,990.53 : 73,126.71 = 29,117.13 : x
  2. Step 2: Convert to fraction form
    52,990.53/73,126.71 = 29,117.13/x
  3. Step 3: Cross multiply
    52,990.53x = 73,126.71 × 29,117.13
  4. Step 4: Simplify right side
    52,990.53x = 2,129,239,921.54
  5. Step 5: Solve for x
    x = 2,129,239,921.54/52,990.53
  6. Step 6: Final answer
    x = 40,181.52

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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.