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Finding the Fourth Proportional to 117,058.59, 161,541.27 and 63,343.61

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Solution

The fourth proportional to 117,058.59, 161,541.27 and 63,343.61 is: 87,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,058.59 : 161,541.27 = 63,343.61 : x
  2. Step 2: Convert to fraction form
    117,058.59/161,541.27 = 63,343.61/x
  3. Step 3: Cross multiply
    117,058.59x = 161,541.27 × 63,343.61
  4. Step 4: Simplify right side
    117,058.59x = 10,232,606,398.08
  5. Step 5: Solve for x
    x = 10,232,606,398.08/117,058.59
  6. Step 6: Final answer
    x = 87,414.40

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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.