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Finding the Fourth Proportional to 162,916.40, 244,374.60 and 57,721.70

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Solution

The fourth proportional to 162,916.40, 244,374.60 and 57,721.70 is: 86,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,916.40 : 244,374.60 = 57,721.70 : x
  2. Step 2: Convert to fraction form
    162,916.40/244,374.60 = 57,721.70/x
  3. Step 3: Cross multiply
    162,916.40x = 244,374.60 × 57,721.70
  4. Step 4: Simplify right side
    162,916.40x = 14,105,717,348.82
  5. Step 5: Solve for x
    x = 14,105,717,348.82/162,916.40
  6. Step 6: Final answer
    x = 86,582.55

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