Home / 45,434.46-68,162.67-14,269.71

Finding the Fourth Proportional to 45,434.46, 68,162.67 and 14,269.71

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Solution

The fourth proportional to 45,434.46, 68,162.67 and 14,269.71 is: 21,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,434.46 : 68,162.67 = 14,269.71 : x
  2. Step 2: Convert to fraction form
    45,434.46/68,162.67 = 14,269.71/x
  3. Step 3: Cross multiply
    45,434.46x = 68,162.67 × 14,269.71
  4. Step 4: Simplify right side
    45,434.46x = 972,661,533.73
  5. Step 5: Solve for x
    x = 972,661,533.73/45,434.46
  6. Step 6: Final answer
    x = 21,408.01

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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.