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Finding the Fourth Proportional to 113,801.10, 170,701.65 and 54,606.30

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Solution

The fourth proportional to 113,801.10, 170,701.65 and 54,606.30 is: 81,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,801.10 : 170,701.65 = 54,606.30 : x
  2. Step 2: Convert to fraction form
    113,801.10/170,701.65 = 54,606.30/x
  3. Step 3: Cross multiply
    113,801.10x = 170,701.65 × 54,606.30
  4. Step 4: Simplify right side
    113,801.10x = 9,321,385,510.40
  5. Step 5: Solve for x
    x = 9,321,385,510.40/113,801.10
  6. Step 6: Final answer
    x = 81,909.45

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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.