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Finding the Fourth Proportional to 100,007.60, 150,011.40 and 94,175.60

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Solution

The fourth proportional to 100,007.60, 150,011.40 and 94,175.60 is: 141,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,007.60 : 150,011.40 = 94,175.60 : x
  2. Step 2: Convert to fraction form
    100,007.60/150,011.40 = 94,175.60/x
  3. Step 3: Cross multiply
    100,007.60x = 150,011.40 × 94,175.60
  4. Step 4: Simplify right side
    100,007.60x = 14,127,413,601.84
  5. Step 5: Solve for x
    x = 14,127,413,601.84/100,007.60
  6. Step 6: Final answer
    x = 141,263.40

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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.