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Finding the Fourth Proportional to 233,160.13, 349,749.30 and 73,345.10

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Solution

The fourth proportional to 233,160.13, 349,749.30 and 73,345.10 is: 110,020.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,160.13 : 349,749.30 = 73,345.10 : x
  2. Step 2: Convert to fraction form
    233,160.13/349,749.30 = 73,345.10/x
  3. Step 3: Cross multiply
    233,160.13x = 349,749.30 × 73,345.10
  4. Step 4: Simplify right side
    233,160.13x = 25,652,397,383.43
  5. Step 5: Solve for x
    x = 25,652,397,383.43/233,160.13
  6. Step 6: Final answer
    x = 110,020.51

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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.