Home / 39,065.64-58,565.55-31,651.71

Finding the Fourth Proportional to 39,065.64, 58,565.55 and 31,651.71

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Solution

The fourth proportional to 39,065.64, 58,565.55 and 31,651.71 is: 47,450.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,065.64 : 58,565.55 = 31,651.71 : x
  2. Step 2: Convert to fraction form
    39,065.64/58,565.55 = 31,651.71/x
  3. Step 3: Cross multiply
    39,065.64x = 58,565.55 × 31,651.71
  4. Step 4: Simplify right side
    39,065.64x = 1,853,699,804.59
  5. Step 5: Solve for x
    x = 1,853,699,804.59/39,065.64
  6. Step 6: Final answer
    x = 47,450.90

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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.