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Finding the Fourth Proportional to 58,794.03, 81,080.49 and 45,343.98

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Solution

The fourth proportional to 58,794.03, 81,080.49 and 45,343.98 is: 62,532.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,794.03 : 81,080.49 = 45,343.98 : x
  2. Step 2: Convert to fraction form
    58,794.03/81,080.49 = 45,343.98/x
  3. Step 3: Cross multiply
    58,794.03x = 81,080.49 × 45,343.98
  4. Step 4: Simplify right side
    58,794.03x = 3,676,512,116.95
  5. Step 5: Solve for x
    x = 3,676,512,116.95/58,794.03
  6. Step 6: Final answer
    x = 62,532.07

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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.