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Finding the Fourth Proportional to 108,464.63, 162,802.15 and 52,344.23

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Solution

The fourth proportional to 108,464.63, 162,802.15 and 52,344.23 is: 78,567.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,464.63 : 162,802.15 = 52,344.23 : x
  2. Step 2: Convert to fraction form
    108,464.63/162,802.15 = 52,344.23/x
  3. Step 3: Cross multiply
    108,464.63x = 162,802.15 × 52,344.23
  4. Step 4: Simplify right side
    108,464.63x = 8,521,753,184.09
  5. Step 5: Solve for x
    x = 8,521,753,184.09/108,464.63
  6. Step 6: Final answer
    x = 78,567.12

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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.