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Finding the Fourth Proportional to 192,653.32, 265,915 and 112,096.40

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Solution

The fourth proportional to 192,653.32, 265,915 and 112,096.40 is: 154,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,653.32 : 265,915 = 112,096.40 : x
  2. Step 2: Convert to fraction form
    192,653.32/265,915 = 112,096.40/x
  3. Step 3: Cross multiply
    192,653.32x = 265,915 × 112,096.40
  4. Step 4: Simplify right side
    192,653.32x = 29,808,114,206
  5. Step 5: Solve for x
    x = 29,808,114,206/192,653.32
  6. Step 6: Final answer
    x = 154,724.11

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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.