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Finding the Fourth Proportional to 181,434.63, 272,275.79 and 63,104.79

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Solution

The fourth proportional to 181,434.63, 272,275.79 and 63,104.79 is: 94,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,434.63 : 272,275.79 = 63,104.79 : x
  2. Step 2: Convert to fraction form
    181,434.63/272,275.79 = 63,104.79/x
  3. Step 3: Cross multiply
    181,434.63x = 272,275.79 × 63,104.79
  4. Step 4: Simplify right side
    181,434.63x = 17,181,906,234.51
  5. Step 5: Solve for x
    x = 17,181,906,234.51/181,434.63
  6. Step 6: Final answer
    x = 94,700.26

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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.