Home / 45,177.67-67,765.83-14,012.92

Finding the Fourth Proportional to 45,177.67, 67,765.83 and 14,012.92

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Solution

The fourth proportional to 45,177.67, 67,765.83 and 14,012.92 is: 21,019.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,177.67 : 67,765.83 = 14,012.92 : x
  2. Step 2: Convert to fraction form
    45,177.67/67,765.83 = 14,012.92/x
  3. Step 3: Cross multiply
    45,177.67x = 67,765.83 × 14,012.92
  4. Step 4: Simplify right side
    45,177.67x = 949,597,154.52
  5. Step 5: Solve for x
    x = 949,597,154.52/45,177.67
  6. Step 6: Final answer
    x = 21,019.17

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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.