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Finding the Fourth Proportional to 45,803.72, 68,652.30 and 37,497.80

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Solution

The fourth proportional to 45,803.72, 68,652.30 and 37,497.80 is: 56,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,803.72 : 68,652.30 = 37,497.80 : x
  2. Step 2: Convert to fraction form
    45,803.72/68,652.30 = 37,497.80/x
  3. Step 3: Cross multiply
    45,803.72x = 68,652.30 × 37,497.80
  4. Step 4: Simplify right side
    45,803.72x = 2,574,310,214.94
  5. Step 5: Solve for x
    x = 2,574,310,214.94/45,803.72
  6. Step 6: Final answer
    x = 56,203.08

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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.