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Finding the Fourth Proportional to 40,334.65, 60,510.14 and 16,961.06

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Solution

The fourth proportional to 40,334.65, 60,510.14 and 16,961.06 is: 25,445.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,334.65 : 60,510.14 = 16,961.06 : x
  2. Step 2: Convert to fraction form
    40,334.65/60,510.14 = 16,961.06/x
  3. Step 3: Cross multiply
    40,334.65x = 60,510.14 × 16,961.06
  4. Step 4: Simplify right side
    40,334.65x = 1,026,316,245.22
  5. Step 5: Solve for x
    x = 1,026,316,245.22/40,334.65
  6. Step 6: Final answer
    x = 25,445.03

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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.