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Finding the Fourth Proportional to 69,752.41, 96,254.21 and 37,921.03

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Solution

The fourth proportional to 69,752.41, 96,254.21 and 37,921.03 is: 52,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,752.41 : 96,254.21 = 37,921.03 : x
  2. Step 2: Convert to fraction form
    69,752.41/96,254.21 = 37,921.03/x
  3. Step 3: Cross multiply
    69,752.41x = 96,254.21 × 37,921.03
  4. Step 4: Simplify right side
    69,752.41x = 3,650,058,639.20
  5. Step 5: Solve for x
    x = 3,650,058,639.20/69,752.41
  6. Step 6: Final answer
    x = 52,328.78

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1.5x scale

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.