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Finding the Fourth Proportional to 45,802.72, 68,650.80 and 37,496.80

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Solution

The fourth proportional to 45,802.72, 68,650.80 and 37,496.80 is: 56,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,802.72 : 68,650.80 = 37,496.80 : x
  2. Step 2: Convert to fraction form
    45,802.72/68,650.80 = 37,496.80/x
  3. Step 3: Cross multiply
    45,802.72x = 68,650.80 × 37,496.80
  4. Step 4: Simplify right side
    45,802.72x = 2,574,185,317.44
  5. Step 5: Solve for x
    x = 2,574,185,317.44/45,802.72
  6. Step 6: Final answer
    x = 56,201.58

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1.5x scale

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.