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Finding the Fourth Proportional to 107,745.64, 161,635.56 and 32,848.63

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Solution

The fourth proportional to 107,745.64, 161,635.56 and 32,848.63 is: 49,278.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,745.64 : 161,635.56 = 32,848.63 : x
  2. Step 2: Convert to fraction form
    107,745.64/161,635.56 = 32,848.63/x
  3. Step 3: Cross multiply
    107,745.64x = 161,635.56 × 32,848.63
  4. Step 4: Simplify right side
    107,745.64x = 5,309,506,705.28
  5. Step 5: Solve for x
    x = 5,309,506,705.28/107,745.64
  6. Step 6: Final answer
    x = 49,278.16

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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.