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Finding the Fourth Proportional to 164,495.88, 226,886.94 and 103,259.88

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Solution

The fourth proportional to 164,495.88, 226,886.94 and 103,259.88 is: 142,424.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,495.88 : 226,886.94 = 103,259.88 : x
  2. Step 2: Convert to fraction form
    164,495.88/226,886.94 = 103,259.88/x
  3. Step 3: Cross multiply
    164,495.88x = 226,886.94 × 103,259.88
  4. Step 4: Simplify right side
    164,495.88x = 23,428,318,197.97
  5. Step 5: Solve for x
    x = 23,428,318,197.97/164,495.88
  6. Step 6: Final answer
    x = 142,424.95

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1.5x scale

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.