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Finding the Fourth Proportional to 34,705.79, 52,060.81 and 9,747.87

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Solution

The fourth proportional to 34,705.79, 52,060.81 and 9,747.87 is: 14,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,705.79 : 52,060.81 = 9,747.87 : x
  2. Step 2: Convert to fraction form
    34,705.79/52,060.81 = 9,747.87/x
  3. Step 3: Cross multiply
    34,705.79x = 52,060.81 × 9,747.87
  4. Step 4: Simplify right side
    34,705.79x = 507,482,007.97
  5. Step 5: Solve for x
    x = 507,482,007.97/34,705.79
  6. Step 6: Final answer
    x = 14,622.40

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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.