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Finding the Fourth Proportional to 108,466.63, 162,805.15 and 52,346.23

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Solution

The fourth proportional to 108,466.63, 162,805.15 and 52,346.23 is: 78,570.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,466.63 : 162,805.15 = 52,346.23 : x
  2. Step 2: Convert to fraction form
    108,466.63/162,805.15 = 52,346.23/x
  3. Step 3: Cross multiply
    108,466.63x = 162,805.15 × 52,346.23
  4. Step 4: Simplify right side
    108,466.63x = 8,522,235,827.08
  5. Step 5: Solve for x
    x = 8,522,235,827.08/108,466.63
  6. Step 6: Final answer
    x = 78,570.12

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1.5x scale

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.