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Finding the Fourth Proportional to 150,029.92, 207,063.03 and 86,367.16

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Solution

The fourth proportional to 150,029.92, 207,063.03 and 86,367.16 is: 119,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,029.92 : 207,063.03 = 86,367.16 : x
  2. Step 2: Convert to fraction form
    150,029.92/207,063.03 = 86,367.16/x
  3. Step 3: Cross multiply
    150,029.92x = 207,063.03 × 86,367.16
  4. Step 4: Simplify right side
    150,029.92x = 17,883,445,842.09
  5. Step 5: Solve for x
    x = 17,883,445,842.09/150,029.92
  6. Step 6: Final answer
    x = 119,199.20

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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.