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Finding the Fourth Proportional to 162,814.30, 244,221.45 and 100,606.30

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Solution

The fourth proportional to 162,814.30, 244,221.45 and 100,606.30 is: 150,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,814.30 : 244,221.45 = 100,606.30 : x
  2. Step 2: Convert to fraction form
    162,814.30/244,221.45 = 100,606.30/x
  3. Step 3: Cross multiply
    162,814.30x = 244,221.45 × 100,606.30
  4. Step 4: Simplify right side
    162,814.30x = 24,570,216,465.14
  5. Step 5: Solve for x
    x = 24,570,216,465.14/162,814.30
  6. Step 6: Final answer
    x = 150,909.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.