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Finding the Fourth Proportional to 111,248.58, 167,346.41 and 100,844.07

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Solution

The fourth proportional to 111,248.58, 167,346.41 and 100,844.07 is: 151,695.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,248.58 : 167,346.41 = 100,844.07 : x
  2. Step 2: Convert to fraction form
    111,248.58/167,346.41 = 100,844.07/x
  3. Step 3: Cross multiply
    111,248.58x = 167,346.41 × 100,844.07
  4. Step 4: Simplify right side
    111,248.58x = 16,875,893,084.29
  5. Step 5: Solve for x
    x = 16,875,893,084.29/111,248.58
  6. Step 6: Final answer
    x = 151,695.36

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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.