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Finding the Fourth Proportional to 108,362.28, 149,570.00 and 63,049.02

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Solution

The fourth proportional to 108,362.28, 149,570.00 and 63,049.02 is: 87,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,362.28 : 149,570.00 = 63,049.02 : x
  2. Step 2: Convert to fraction form
    108,362.28/149,570.00 = 63,049.02/x
  3. Step 3: Cross multiply
    108,362.28x = 149,570.00 × 63,049.02
  4. Step 4: Simplify right side
    108,362.28x = 9,430,241,683.27
  5. Step 5: Solve for x
    x = 9,430,241,683.27/108,362.28
  6. Step 6: Final answer
    x = 87,025.13

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Why These Related Problems?

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