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Finding the Fourth Proportional to 134,710.50, 185,908.32 and 74,294.00

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Solution

The fourth proportional to 134,710.50, 185,908.32 and 74,294.00 is: 102,530.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,710.50 : 185,908.32 = 74,294.00 : x
  2. Step 2: Convert to fraction form
    134,710.50/185,908.32 = 74,294.00/x
  3. Step 3: Cross multiply
    134,710.50x = 185,908.32 × 74,294.00
  4. Step 4: Simplify right side
    134,710.50x = 13,811,871,796.54
  5. Step 5: Solve for x
    x = 13,811,871,796.54/134,710.50
  6. Step 6: Final answer
    x = 102,530.03

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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.