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Finding the Fourth Proportional to 229,501.22, 316,705.39 and 127,524.07

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Solution

The fourth proportional to 229,501.22, 316,705.39 and 127,524.07 is: 175,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,501.22 : 316,705.39 = 127,524.07 : x
  2. Step 2: Convert to fraction form
    229,501.22/316,705.39 = 127,524.07/x
  3. Step 3: Cross multiply
    229,501.22x = 316,705.39 × 127,524.07
  4. Step 4: Simplify right side
    229,501.22x = 40,387,561,118.13
  5. Step 5: Solve for x
    x = 40,387,561,118.13/229,501.22
  6. Step 6: Final answer
    x = 175,979.72

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