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Finding the Fourth Proportional to 183,423.40, 275,135.10 and 161,772.10

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Solution

The fourth proportional to 183,423.40, 275,135.10 and 161,772.10 is: 242,658.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,423.40 : 275,135.10 = 161,772.10 : x
  2. Step 2: Convert to fraction form
    183,423.40/275,135.10 = 161,772.10/x
  3. Step 3: Cross multiply
    183,423.40x = 275,135.10 × 161,772.10
  4. Step 4: Simplify right side
    183,423.40x = 44,509,182,910.71
  5. Step 5: Solve for x
    x = 44,509,182,910.71/183,423.40
  6. Step 6: Final answer
    x = 242,658.15

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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.