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Finding the Fourth Proportional to 108,291.48, 162,464.88 and 41,713.74

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Solution

The fourth proportional to 108,291.48, 162,464.88 and 41,713.74 is: 62,581.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,291.48 : 162,464.88 = 41,713.74 : x
  2. Step 2: Convert to fraction form
    108,291.48/162,464.88 = 41,713.74/x
  3. Step 3: Cross multiply
    108,291.48x = 162,464.88 × 41,713.74
  4. Step 4: Simplify right side
    108,291.48x = 6,777,017,763.45
  5. Step 5: Solve for x
    x = 6,777,017,763.45/108,291.48
  6. Step 6: Final answer
    x = 62,581.26

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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.