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Finding the Fourth Proportional to 150,007.60, 225,011.40 and 39,199.60

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Solution

The fourth proportional to 150,007.60, 225,011.40 and 39,199.60 is: 58,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,007.60 : 225,011.40 = 39,199.60 : x
  2. Step 2: Convert to fraction form
    150,007.60/225,011.40 = 39,199.60/x
  3. Step 3: Cross multiply
    150,007.60x = 225,011.40 × 39,199.60
  4. Step 4: Simplify right side
    150,007.60x = 8,820,356,875.44
  5. Step 5: Solve for x
    x = 8,820,356,875.44/150,007.60
  6. Step 6: Final answer
    x = 58,799.40

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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.