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Finding the Fourth Proportional to 159,576.93, 239,339.48 and 75,336.93

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Solution

The fourth proportional to 159,576.93, 239,339.48 and 75,336.93 is: 112,993.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,576.93 : 239,339.48 = 75,336.93 : x
  2. Step 2: Convert to fraction form
    159,576.93/239,339.48 = 75,336.93/x
  3. Step 3: Cross multiply
    159,576.93x = 239,339.48 × 75,336.93
  4. Step 4: Simplify right side
    159,576.93x = 18,031,101,274.31
  5. Step 5: Solve for x
    x = 18,031,101,274.31/159,576.93
  6. Step 6: Final answer
    x = 112,993.16

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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.