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Finding the Fourth Proportional to 161,423.42, 242,173.95 and 50,615.42

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Solution

The fourth proportional to 161,423.42, 242,173.95 and 50,615.42 is: 75,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,423.42 : 242,173.95 = 50,615.42 : x
  2. Step 2: Convert to fraction form
    161,423.42/242,173.95 = 50,615.42/x
  3. Step 3: Cross multiply
    161,423.42x = 242,173.95 × 50,615.42
  4. Step 4: Simplify right side
    161,423.42x = 12,257,736,192.31
  5. Step 5: Solve for x
    x = 12,257,736,192.31/161,423.42
  6. Step 6: Final answer
    x = 75,935.30

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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.