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Finding the Fourth Proportional to 117,602.94, 162,292.37 and 63,887.52

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Solution

The fourth proportional to 117,602.94, 162,292.37 and 63,887.52 is: 88,164.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,602.94 : 162,292.37 = 63,887.52 : x
  2. Step 2: Convert to fraction form
    117,602.94/162,292.37 = 63,887.52/x
  3. Step 3: Cross multiply
    117,602.94x = 162,292.37 × 63,887.52
  4. Step 4: Simplify right side
    117,602.94x = 10,368,457,034.22
  5. Step 5: Solve for x
    x = 10,368,457,034.22/117,602.94
  6. Step 6: Final answer
    x = 88,164.95

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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.