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Finding the Fourth Proportional to 43,805.04, 65,707.68 and 10,973.04

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Solution

The fourth proportional to 43,805.04, 65,707.68 and 10,973.04 is: 16,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,805.04 : 65,707.68 = 10,973.04 : x
  2. Step 2: Convert to fraction form
    43,805.04/65,707.68 = 10,973.04/x
  3. Step 3: Cross multiply
    43,805.04x = 65,707.68 × 10,973.04
  4. Step 4: Simplify right side
    43,805.04x = 721,013,000.95
  5. Step 5: Solve for x
    x = 721,013,000.95/43,805.04
  6. Step 6: Final answer
    x = 16,459.59

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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.