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Finding the Fourth Proportional to 195,459.96, 293,194.98 and 53,306.40

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Solution

The fourth proportional to 195,459.96, 293,194.98 and 53,306.40 is: 79,960.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,459.96 : 293,194.98 = 53,306.40 : x
  2. Step 2: Convert to fraction form
    195,459.96/293,194.98 = 53,306.40/x
  3. Step 3: Cross multiply
    195,459.96x = 293,194.98 × 53,306.40
  4. Step 4: Simplify right side
    195,459.96x = 15,629,168,881.87
  5. Step 5: Solve for x
    x = 15,629,168,881.87/195,459.96
  6. Step 6: Final answer
    x = 79,960.97

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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.