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Finding the Fourth Proportional to 181,951.83, 251,115.73 and 110,331.63

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Solution

The fourth proportional to 181,951.83, 251,115.73 and 110,331.63 is: 152,271.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,951.83 : 251,115.73 = 110,331.63 : x
  2. Step 2: Convert to fraction form
    181,951.83/251,115.73 = 110,331.63/x
  3. Step 3: Cross multiply
    181,951.83x = 251,115.73 × 110,331.63
  4. Step 4: Simplify right side
    181,951.83x = 27,706,007,533.71
  5. Step 5: Solve for x
    x = 27,706,007,533.71/181,951.83
  6. Step 6: Final answer
    x = 152,271.11

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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.