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Finding the Fourth Proportional to 37,999.91, 56,969.15 and 15,829.94

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Solution

The fourth proportional to 37,999.91, 56,969.15 and 15,829.94 is: 23,732.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,999.91 : 56,969.15 = 15,829.94 : x
  2. Step 2: Convert to fraction form
    37,999.91/56,969.15 = 15,829.94/x
  3. Step 3: Cross multiply
    37,999.91x = 56,969.15 × 15,829.94
  4. Step 4: Simplify right side
    37,999.91x = 901,818,226.35
  5. Step 5: Solve for x
    x = 901,818,226.35/37,999.91
  6. Step 6: Final answer
    x = 23,732.11

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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.