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Finding the Fourth Proportional to 181,367.64, 250,305.66 and 105,923.16

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Solution

The fourth proportional to 181,367.64, 250,305.66 and 105,923.16 is: 146,184.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,367.64 : 250,305.66 = 105,923.16 : x
  2. Step 2: Convert to fraction form
    181,367.64/250,305.66 = 105,923.16/x
  3. Step 3: Cross multiply
    181,367.64x = 250,305.66 × 105,923.16
  4. Step 4: Simplify right side
    181,367.64x = 26,513,166,473.09
  5. Step 5: Solve for x
    x = 26,513,166,473.09/181,367.64
  6. Step 6: Final answer
    x = 146,184.66

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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.