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Finding the Fourth Proportional to 73,305.57, 109,967.01 and 23,368.16

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Solution

The fourth proportional to 73,305.57, 109,967.01 and 23,368.16 is: 35,055.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,305.57 : 109,967.01 = 23,368.16 : x
  2. Step 2: Convert to fraction form
    73,305.57/109,967.01 = 23,368.16/x
  3. Step 3: Cross multiply
    73,305.57x = 109,967.01 × 23,368.16
  4. Step 4: Simplify right side
    73,305.57x = 2,569,726,959.32
  5. Step 5: Solve for x
    x = 2,569,726,959.32/73,305.57
  6. Step 6: Final answer
    x = 35,055.00

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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.