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Finding the Fourth Proportional to 182,398.01, 251,698.77 and 101,830.65

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Solution

The fourth proportional to 182,398.01, 251,698.77 and 101,830.65 is: 140,520.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,398.01 : 251,698.77 = 101,830.65 : x
  2. Step 2: Convert to fraction form
    182,398.01/251,698.77 = 101,830.65/x
  3. Step 3: Cross multiply
    182,398.01x = 251,698.77 × 101,830.65
  4. Step 4: Simplify right side
    182,398.01x = 25,630,649,353.30
  5. Step 5: Solve for x
    x = 25,630,649,353.30/182,398.01
  6. Step 6: Final answer
    x = 140,520.45

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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.