Home / 123,345.66-185,018.97-29,851.26

Finding the Fourth Proportional to 123,345.66, 185,018.97 and 29,851.26

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Solution

The fourth proportional to 123,345.66, 185,018.97 and 29,851.26 is: 44,777.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,345.66 : 185,018.97 = 29,851.26 : x
  2. Step 2: Convert to fraction form
    123,345.66/185,018.97 = 29,851.26/x
  3. Step 3: Cross multiply
    123,345.66x = 185,018.97 × 29,851.26
  4. Step 4: Simplify right side
    123,345.66x = 5,523,049,378.40
  5. Step 5: Solve for x
    x = 5,523,049,378.40/123,345.66
  6. Step 6: Final answer
    x = 44,777.01

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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.