Home / 156,237.49-234,348.39-55,040.56

Finding the Fourth Proportional to 156,237.49, 234,348.39 and 55,040.56

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Solution

The fourth proportional to 156,237.49, 234,348.39 and 55,040.56 is: 82,558.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,237.49 : 234,348.39 = 55,040.56 : x
  2. Step 2: Convert to fraction form
    156,237.49/234,348.39 = 55,040.56/x
  3. Step 3: Cross multiply
    156,237.49x = 234,348.39 × 55,040.56
  4. Step 4: Simplify right side
    156,237.49x = 12,898,666,620.70
  5. Step 5: Solve for x
    x = 12,898,666,620.70/156,237.49
  6. Step 6: Final answer
    x = 82,558.08

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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.