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Finding the Fourth Proportional to 181,230.12, 250,102.98 and 109,623.24

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Solution

The fourth proportional to 181,230.12, 250,102.98 and 109,623.24 is: 151,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,230.12 : 250,102.98 = 109,623.24 : x
  2. Step 2: Convert to fraction form
    181,230.12/250,102.98 = 109,623.24/x
  3. Step 3: Cross multiply
    181,230.12x = 250,102.98 × 109,623.24
  4. Step 4: Simplify right side
    181,230.12x = 27,417,099,001.26
  5. Step 5: Solve for x
    x = 27,417,099,001.26/181,230.12
  6. Step 6: Final answer
    x = 151,283.35

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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.