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Finding the Fourth Proportional to 134,463.84, 185,564.52 and 74,038.92

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Solution

The fourth proportional to 134,463.84, 185,564.52 and 74,038.92 is: 102,176.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,463.84 : 185,564.52 = 74,038.92 : x
  2. Step 2: Convert to fraction form
    134,463.84/185,564.52 = 74,038.92/x
  3. Step 3: Cross multiply
    134,463.84x = 185,564.52 × 74,038.92
  4. Step 4: Simplify right side
    134,463.84x = 13,738,996,651.12
  5. Step 5: Solve for x
    x = 13,738,996,651.12/134,463.84
  6. Step 6: Final answer
    x = 102,176.14

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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.