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Finding the Fourth Proportional to 169,206.64, 233,498.32 and 101,183.51

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Solution

The fourth proportional to 169,206.64, 233,498.32 and 101,183.51 is: 139,629.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,206.64 : 233,498.32 = 101,183.51 : x
  2. Step 2: Convert to fraction form
    169,206.64/233,498.32 = 101,183.51/x
  3. Step 3: Cross multiply
    169,206.64x = 233,498.32 × 101,183.51
  4. Step 4: Simplify right side
    169,206.64x = 23,626,179,927.49
  5. Step 5: Solve for x
    x = 23,626,179,927.49/169,206.64
  6. Step 6: Final answer
    x = 139,629.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.