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Finding the Fourth Proportional to 192,168.75, 288,256.55 and 59,050.16

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Solution

The fourth proportional to 192,168.75, 288,256.55 and 59,050.16 is: 88,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,168.75 : 288,256.55 = 59,050.16 : x
  2. Step 2: Convert to fraction form
    192,168.75/288,256.55 = 59,050.16/x
  3. Step 3: Cross multiply
    192,168.75x = 288,256.55 × 59,050.16
  4. Step 4: Simplify right side
    192,168.75x = 17,021,596,530.50
  5. Step 5: Solve for x
    x = 17,021,596,530.50/192,168.75
  6. Step 6: Final answer
    x = 88,576.30

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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.