Home / 117,260.17-161,818.62-63,546.50

Finding the Fourth Proportional to 117,260.17, 161,818.62 and 63,546.50

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Solution

The fourth proportional to 117,260.17, 161,818.62 and 63,546.50 is: 87,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,260.17 : 161,818.62 = 63,546.50 : x
  2. Step 2: Convert to fraction form
    117,260.17/161,818.62 = 63,546.50/x
  3. Step 3: Cross multiply
    117,260.17x = 161,818.62 × 63,546.50
  4. Step 4: Simplify right side
    117,260.17x = 10,283,006,935.83
  5. Step 5: Solve for x
    x = 10,283,006,935.83/117,260.17
  6. Step 6: Final answer
    x = 87,693.95

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Why These Related Problems?

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