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Finding the Fourth Proportional to 48,459.68, 72,699.29 and 17,294.12

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Solution

The fourth proportional to 48,459.68, 72,699.29 and 17,294.12 is: 25,944.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,459.68 : 72,699.29 = 17,294.12 : x
  2. Step 2: Convert to fraction form
    48,459.68/72,699.29 = 17,294.12/x
  3. Step 3: Cross multiply
    48,459.68x = 72,699.29 × 17,294.12
  4. Step 4: Simplify right side
    48,459.68x = 1,257,270,158.70
  5. Step 5: Solve for x
    x = 1,257,270,158.70/48,459.68
  6. Step 6: Final answer
    x = 25,944.66

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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.