Home / 188,743.01-260,366.04-112,207.64

Finding the Fourth Proportional to 188,743.01, 260,366.04 and 112,207.64

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Solution

The fourth proportional to 188,743.01, 260,366.04 and 112,207.64 is: 154,787.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,743.01 : 260,366.04 = 112,207.64 : x
  2. Step 2: Convert to fraction form
    188,743.01/260,366.04 = 112,207.64/x
  3. Step 3: Cross multiply
    188,743.01x = 260,366.04 × 112,207.64
  4. Step 4: Simplify right side
    188,743.01x = 29,215,057,582.72
  5. Step 5: Solve for x
    x = 29,215,057,582.72/188,743.01
  6. Step 6: Final answer
    x = 154,787.50

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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.