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Finding the Fourth Proportional to 192,374.56, 265,471.80 and 107,492.32

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Solution

The fourth proportional to 192,374.56, 265,471.80 and 107,492.32 is: 148,336.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,374.56 : 265,471.80 = 107,492.32 : x
  2. Step 2: Convert to fraction form
    192,374.56/265,471.80 = 107,492.32/x
  3. Step 3: Cross multiply
    192,374.56x = 265,471.80 × 107,492.32
  4. Step 4: Simplify right side
    192,374.56x = 28,536,179,676.58
  5. Step 5: Solve for x
    x = 28,536,179,676.58/192,374.56
  6. Step 6: Final answer
    x = 148,336.56

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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.