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Finding the Fourth Proportional to 181,653.28, 250,751.28 and 136,462.35

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Solution

The fourth proportional to 181,653.28, 250,751.28 and 136,462.35 is: 188,370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,653.28 : 250,751.28 = 136,462.35 : x
  2. Step 2: Convert to fraction form
    181,653.28/250,751.28 = 136,462.35/x
  3. Step 3: Cross multiply
    181,653.28x = 250,751.28 × 136,462.35
  4. Step 4: Simplify right side
    181,653.28x = 34,218,108,078.75
  5. Step 5: Solve for x
    x = 34,218,108,078.75/181,653.28
  6. Step 6: Final answer
    x = 188,370.44

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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.