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Finding the Fourth Proportional to 162,349.21, 223,896.85 and 101,925.48

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Solution

The fourth proportional to 162,349.21, 223,896.85 and 101,925.48 is: 140,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,349.21 : 223,896.85 = 101,925.48 : x
  2. Step 2: Convert to fraction form
    162,349.21/223,896.85 = 101,925.48/x
  3. Step 3: Cross multiply
    162,349.21x = 223,896.85 × 101,925.48
  4. Step 4: Simplify right side
    162,349.21x = 22,820,793,906.74
  5. Step 5: Solve for x
    x = 22,820,793,906.74/162,349.21
  6. Step 6: Final answer
    x = 140,566.09

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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.