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Finding the Fourth Proportional to 130,032.60, 195,049.50 and 55,133.94

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Solution

The fourth proportional to 130,032.60, 195,049.50 and 55,133.94 is: 82,701.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,032.60 : 195,049.50 = 55,133.94 : x
  2. Step 2: Convert to fraction form
    130,032.60/195,049.50 = 55,133.94/x
  3. Step 3: Cross multiply
    130,032.60x = 195,049.50 × 55,133.94
  4. Step 4: Simplify right side
    130,032.60x = 10,753,847,430.03
  5. Step 5: Solve for x
    x = 10,753,847,430.03/130,032.60
  6. Step 6: Final answer
    x = 82,701.16

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.