Home / 73,042.11-109,579.59-23,125.20

Finding the Fourth Proportional to 73,042.11, 109,579.59 and 23,125.20

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Solution

The fourth proportional to 73,042.11, 109,579.59 and 23,125.20 is: 34,693.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,042.11 : 109,579.59 = 23,125.20 : x
  2. Step 2: Convert to fraction form
    73,042.11/109,579.59 = 23,125.20/x
  3. Step 3: Cross multiply
    73,042.11x = 109,579.59 × 23,125.20
  4. Step 4: Simplify right side
    73,042.11x = 2,534,049,934.67
  5. Step 5: Solve for x
    x = 2,534,049,934.67/73,042.11
  6. Step 6: Final answer
    x = 34,693.00

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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.