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Finding the Fourth Proportional to 212,508.54, 293,262.66 and 127,627.02

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Solution

The fourth proportional to 212,508.54, 293,262.66 and 127,627.02 is: 176,125.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,508.54 : 293,262.66 = 127,627.02 : x
  2. Step 2: Convert to fraction form
    212,508.54/293,262.66 = 127,627.02/x
  3. Step 3: Cross multiply
    212,508.54x = 293,262.66 × 127,627.02
  4. Step 4: Simplify right side
    212,508.54x = 37,428,239,373.07
  5. Step 5: Solve for x
    x = 37,428,239,373.07/212,508.54
  6. Step 6: Final answer
    x = 176,125.81

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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.