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Finding the Fourth Proportional to 108,352.37, 162,488.12 and 37,254.87

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Solution

The fourth proportional to 108,352.37, 162,488.12 and 37,254.87 is: 55,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,352.37 : 162,488.12 = 37,254.87 : x
  2. Step 2: Convert to fraction form
    108,352.37/162,488.12 = 37,254.87/x
  3. Step 3: Cross multiply
    108,352.37x = 162,488.12 × 37,254.87
  4. Step 4: Simplify right side
    108,352.37x = 6,053,473,600.87
  5. Step 5: Solve for x
    x = 6,053,473,600.87/108,352.37
  6. Step 6: Final answer
    x = 55,868.40

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Why These Related Problems?

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