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Finding the Fourth Proportional to 182,045.70, 251,330.81 and 161,846.79

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Solution

The fourth proportional to 182,045.70, 251,330.81 and 161,846.79 is: 223,444.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,045.70 : 251,330.81 = 161,846.79 : x
  2. Step 2: Convert to fraction form
    182,045.70/251,330.81 = 161,846.79/x
  3. Step 3: Cross multiply
    182,045.70x = 251,330.81 × 161,846.79
  4. Step 4: Simplify right side
    182,045.70x = 40,677,083,569.95
  5. Step 5: Solve for x
    x = 40,677,083,569.95/182,045.70
  6. Step 6: Final answer
    x = 223,444.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.