Home / 123,822.81-185,629.30-48,995.75

Finding the Fourth Proportional to 123,822.81, 185,629.30 and 48,995.75

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Solution

The fourth proportional to 123,822.81, 185,629.30 and 48,995.75 is: 73,452.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,822.81 : 185,629.30 = 48,995.75 : x
  2. Step 2: Convert to fraction form
    123,822.81/185,629.30 = 48,995.75/x
  3. Step 3: Cross multiply
    123,822.81x = 185,629.30 × 48,995.75
  4. Step 4: Simplify right side
    123,822.81x = 9,095,047,392.66
  5. Step 5: Solve for x
    x = 9,095,047,392.66/123,822.81
  6. Step 6: Final answer
    x = 73,452.12

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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.