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Finding the Fourth Proportional to 164,005.20, 245,424.60 and 150,008.40

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Solution

The fourth proportional to 164,005.20, 245,424.60 and 150,008.40 is: 224,479.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,005.20 : 245,424.60 = 150,008.40 : x
  2. Step 2: Convert to fraction form
    164,005.20/245,424.60 = 150,008.40/x
  3. Step 3: Cross multiply
    164,005.20x = 245,424.60 × 150,008.40
  4. Step 4: Simplify right side
    164,005.20x = 36,815,751,566.64
  5. Step 5: Solve for x
    x = 36,815,751,566.64/164,005.20
  6. Step 6: Final answer
    x = 224,479.17

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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.