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Finding the Third Proportional to 74,483.44 and 112,425.75

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Solution

The third proportional to 74,483.44 and 112,425.75 is: 169,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,483.44 : 112,425.75 = 112,425.75 : x
  2. Step 2: Convert to fraction form
    74,483.44/112,425.75 = 112,425.75/x
  3. Step 3: Cross multiply
    74,483.44x = 112,425.75 × 112,425.75
  4. Step 4: Simplify right side
    74,483.44x = 12,639,549,263.06
  5. Step 5: Solve for x
    x = 12,639,549,263.06/74,483.44
  6. Step 6: Final answer
    x = 169,696.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.