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Finding the Fourth Proportional to 210,027.54, 289,827.54 and 119,371.53

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Solution

The fourth proportional to 210,027.54, 289,827.54 and 119,371.53 is: 164,726.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,027.54 : 289,827.54 = 119,371.53 : x
  2. Step 2: Convert to fraction form
    210,027.54/289,827.54 = 119,371.53/x
  3. Step 3: Cross multiply
    210,027.54x = 289,827.54 × 119,371.53
  4. Step 4: Simplify right side
    210,027.54x = 34,597,156,885.94
  5. Step 5: Solve for x
    x = 34,597,156,885.94/210,027.54
  6. Step 6: Final answer
    x = 164,726.76

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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.