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Finding the Fourth Proportional to 181,809.27, 272,838.42 and 63,480.51

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Solution

The fourth proportional to 181,809.27, 272,838.42 and 63,480.51 is: 95,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,809.27 : 272,838.42 = 63,480.51 : x
  2. Step 2: Convert to fraction form
    181,809.27/272,838.42 = 63,480.51/x
  3. Step 3: Cross multiply
    181,809.27x = 272,838.42 × 63,480.51
  4. Step 4: Simplify right side
    181,809.27x = 17,319,922,049.19
  5. Step 5: Solve for x
    x = 17,319,922,049.19/181,809.27
  6. Step 6: Final answer
    x = 95,264.24

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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.