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Finding the Fourth Proportional to 181,461.70, 272,247.88 and 92,777.48

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Solution

The fourth proportional to 181,461.70, 272,247.88 and 92,777.48 is: 139,194.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,461.70 : 272,247.88 = 92,777.48 : x
  2. Step 2: Convert to fraction form
    181,461.70/272,247.88 = 92,777.48/x
  3. Step 3: Cross multiply
    181,461.70x = 272,247.88 × 92,777.48
  4. Step 4: Simplify right side
    181,461.70x = 25,258,472,241.74
  5. Step 5: Solve for x
    x = 25,258,472,241.74/181,461.70
  6. Step 6: Final answer
    x = 139,194.51

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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.