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Finding the Fourth Proportional to 134,594.41, 185,748.44 and 74,164.97

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Solution

The fourth proportional to 134,594.41, 185,748.44 and 74,164.97 is: 102,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,594.41 : 185,748.44 = 74,164.97 : x
  2. Step 2: Convert to fraction form
    134,594.41/185,748.44 = 74,164.97/x
  3. Step 3: Cross multiply
    134,594.41x = 185,748.44 × 74,164.97
  4. Step 4: Simplify right side
    134,594.41x = 13,776,026,946.04
  5. Step 5: Solve for x
    x = 13,776,026,946.04/134,594.41
  6. Step 6: Final answer
    x = 102,352.15

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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.