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Finding the Fourth Proportional to 111,905.57, 167,809.14 and 59,302.76

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Solution

The fourth proportional to 111,905.57, 167,809.14 and 59,302.76 is: 88,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,905.57 : 167,809.14 = 59,302.76 : x
  2. Step 2: Convert to fraction form
    111,905.57/167,809.14 = 59,302.76/x
  3. Step 3: Cross multiply
    111,905.57x = 167,809.14 × 59,302.76
  4. Step 4: Simplify right side
    111,905.57x = 9,951,544,316.18
  5. Step 5: Solve for x
    x = 9,951,544,316.18/111,905.57
  6. Step 6: Final answer
    x = 88,928.05

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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.