Home / 89,529.73-134,309.90-36,910.45

Finding the Fourth Proportional to 89,529.73, 134,309.90 and 36,910.45

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Solution

The fourth proportional to 89,529.73, 134,309.90 and 36,910.45 is: 55,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,529.73 : 134,309.90 = 36,910.45 : x
  2. Step 2: Convert to fraction form
    89,529.73/134,309.90 = 36,910.45/x
  3. Step 3: Cross multiply
    89,529.73x = 134,309.90 × 36,910.45
  4. Step 4: Simplify right side
    89,529.73x = 4,957,438,663.90
  5. Step 5: Solve for x
    x = 4,957,438,663.90/89,529.73
  6. Step 6: Final answer
    x = 55,371.98

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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.