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Finding the Fourth Proportional to 108,482.76, 162,829.37 and 52,362.41

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Solution

The fourth proportional to 108,482.76, 162,829.37 and 52,362.41 is: 78,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,482.76 : 162,829.37 = 52,362.41 : x
  2. Step 2: Convert to fraction form
    108,482.76/162,829.37 = 52,362.41/x
  3. Step 3: Cross multiply
    108,482.76x = 162,829.37 × 52,362.41
  4. Step 4: Simplify right side
    108,482.76x = 8,526,137,548.74
  5. Step 5: Solve for x
    x = 8,526,137,548.74/108,482.76
  6. Step 6: Final answer
    x = 78,594.40

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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.