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Finding the Fourth Proportional to 107,705.92, 161,557.44 and 37,584.88

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Solution

The fourth proportional to 107,705.92, 161,557.44 and 37,584.88 is: 56,376.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,705.92 : 161,557.44 = 37,584.88 : x
  2. Step 2: Convert to fraction form
    107,705.92/161,557.44 = 37,584.88/x
  3. Step 3: Cross multiply
    107,705.92x = 161,557.44 × 37,584.88
  4. Step 4: Simplify right side
    107,705.92x = 6,072,116,995.51
  5. Step 5: Solve for x
    x = 6,072,116,995.51/107,705.92
  6. Step 6: Final answer
    x = 56,376.82

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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.