Home / 43,624.91-65,428.11-19,925.73

Finding the Fourth Proportional to 43,624.91, 65,428.11 and 19,925.73

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Solution

The fourth proportional to 43,624.91, 65,428.11 and 19,925.73 is: 29,884.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,624.91 : 65,428.11 = 19,925.73 : x
  2. Step 2: Convert to fraction form
    43,624.91/65,428.11 = 19,925.73/x
  3. Step 3: Cross multiply
    43,624.91x = 65,428.11 × 19,925.73
  4. Step 4: Simplify right side
    43,624.91x = 1,303,702,854.27
  5. Step 5: Solve for x
    x = 1,303,702,854.27/43,624.91
  6. Step 6: Final answer
    x = 29,884.37

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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.