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Finding the Fourth Proportional to 111,888.56, 154,092.84 and 92,850.32

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Solution

The fourth proportional to 111,888.56, 154,092.84 and 92,850.32 is: 127,873.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,888.56 : 154,092.84 = 92,850.32 : x
  2. Step 2: Convert to fraction form
    111,888.56/154,092.84 = 92,850.32/x
  3. Step 3: Cross multiply
    111,888.56x = 154,092.84 × 92,850.32
  4. Step 4: Simplify right side
    111,888.56x = 14,307,569,503.71
  5. Step 5: Solve for x
    x = 14,307,569,503.71/111,888.56
  6. Step 6: Final answer
    x = 127,873.39

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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.