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Finding the Third Proportional to 84,857.63 and 124,795.69

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Solution

The third proportional to 84,857.63 and 124,795.69 is: 183,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,857.63 : 124,795.69 = 124,795.69 : x
  2. Step 2: Convert to fraction form
    84,857.63/124,795.69 = 124,795.69/x
  3. Step 3: Cross multiply
    84,857.63x = 124,795.69 × 124,795.69
  4. Step 4: Simplify right side
    84,857.63x = 15,573,963,618.60
  5. Step 5: Solve for x
    x = 15,573,963,618.60/84,857.63
  6. Step 6: Final answer
    x = 183,530.52

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.