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Finding the Fourth Proportional to 10,775.43, 14,870.82 and 6,060.03

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Solution

The fourth proportional to 10,775.43, 14,870.82 and 6,060.03 is: 8,363.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775.43 : 14,870.82 = 6,060.03 : x
  2. Step 2: Convert to fraction form
    10,775.43/14,870.82 = 6,060.03/x
  3. Step 3: Cross multiply
    10,775.43x = 14,870.82 × 6,060.03
  4. Step 4: Simplify right side
    10,775.43x = 90,117,615.32
  5. Step 5: Solve for x
    x = 90,117,615.32/10,775.43
  6. Step 6: Final answer
    x = 8,363.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.