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Finding the Fourth Proportional to 134,460.84, 185,560.40 and 74,035.92

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Solution

The fourth proportional to 134,460.84, 185,560.40 and 74,035.92 is: 102,172.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,460.84 : 185,560.40 = 74,035.92 : x
  2. Step 2: Convert to fraction form
    134,460.84/185,560.40 = 74,035.92/x
  3. Step 3: Cross multiply
    134,460.84x = 185,560.40 × 74,035.92
  4. Step 4: Simplify right side
    134,460.84x = 13,738,134,929.57
  5. Step 5: Solve for x
    x = 13,738,134,929.57/134,460.84
  6. Step 6: Final answer
    x = 102,172.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.